Podcasts > On Purpose with Jay Shetty > Johann Hari: Uncovering if Ozempic is a Miracle Drug or Health Hazard & 3 Things They Do Not Want To Tell About Ozempic

Johann Hari: Uncovering if Ozempic is a Miracle Drug or Health Hazard & 3 Things They Do Not Want To Tell About Ozempic

By iHeartPodcasts

In this episode of the On Purpose with Jay Shetty podcast, Johann Hari examines the latest weight loss drugs like Ozempic, exploring their effects, risks, and broader implications. Hari delves into how these drugs work, their potential long-term impacts, and the ethical considerations surrounding their use.

The discussion touches on the role the food industry plays in obesity rates, the historical stigmas attached to obesity, and personal experiences with these drugs. Hari also provides insight into past failures with weight loss drugs and looks at Japan's societal approach to combating obesity through systemic changes.

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Johann Hari: Uncovering if Ozempic is a Miracle Drug or Health Hazard & 3 Things They Do Not Want To Tell About Ozempic

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Johann Hari: Uncovering if Ozempic is a Miracle Drug or Health Hazard & 3 Things They Do Not Want To Tell About Ozempic

1-Page Summary

New Weight Loss Drugs: Science, Benefits, and Risks

How the Drugs Work and Their Effects

Journalist Johann Hari explains that these weight loss drugs like Ozempic inject an artificial version of the GLP-1 hormone, suppressing appetite by signaling fullness to the brain. Clinical trials show users experience significant weight loss ranging from 15-24% on average.

Long-Term Risks and Unknowns

However, Hari notes there are 12 major risks not yet fully understood. Animal studies found increased thyroid cancer rates and birth defects. There are also potential risks like pancreatitis, depression, and misuse among those with eating disorders. The long-term impact on the brain is a concern.

The Role of the Food Industry and Societal Stigma

Food Industry's Contributions to Obesity

Professor Michael Lowe found processed foods undermine fullness signals, contributing to overconsumption. Jay Shetty discusses personal struggles with large portions and sugary drinks promoted by the industry. Hari positions this industry as a driving force behind obesity rates.

Historical Stigma Around Obesity

Obesity has long been seen as a moral failing, leading to cruel shaming. Hari traces this to ancient times when gluttony was labeled a sin. This stigma discourages healthy behaviors, per Shelley Bovey's account of harsh societal biases she faced.

Personal Experiences and Ethical Considerations

Complex Personal Dilemmas

Hari shares his conflicted feelings about using the drugs despite the benefits, as they surfaced underlying emotional issues. Others felt nausea or like "an alien." Some struggle with feelings of "cheating" rather than earning weight loss through hard work.

Parental Decisions and Wider Societal Concerns

Deborah Tyler's decision to put her obese daughter on a drug due to health issues illustrates the difficulties parents face. Hari notes concerns like worsening eating disorders and resentment towards those who use drugs rather than "earning" weight loss.

Lessons from History and Japan's Success

Past Drug Failures and Need for Vigilance

Hari examines past weight loss drugs like Fen-Phen that were pulled due to severe side effects like pulmonary hypertension. He stresses carefully weighing new drugs' risks based on factors like BMI and medical history.

Japan's Proactive, Society-Wide Approach

In contrast, Japan virtually eliminated obesity through systemic changes to food systems and education from youth, per Hari's observations. Their Metabo law mandates workplace weight monitoring, showing a commitment to public health through environmental shifts.

1-Page Summary

Additional Materials

Clarifications

  • The GLP-1 hormone is a natural hormone in the body that helps regulate appetite and food intake. Weight loss drugs like Ozempic mimic this hormone to reduce appetite and promote a feeling of fullness, leading to decreased food consumption and potential weight loss. By signaling to the brain that the body is satisfied, these drugs can help individuals manage their weight more effectively. This mechanism can contribute to significant weight loss in users, as seen in clinical trials.
  • Weight loss drugs like Ozempic, which contain an artificial version of the GLP-1 hormone, can have potential risks such as increased rates of thyroid cancer and birth defects based on animal studies. Additionally, there are concerns about pancreatitis, depression, and misuse among individuals with eating disorders. Long-term effects on the brain are also a point of consideration when using these medications.
  • Processed foods, due to their high levels of added sugars, unhealthy fats, and refined carbohydrates, can disrupt the body's natural signals of fullness and hunger. These foods often lack essential nutrients and fiber that help regulate appetite, leading to overeating and weight gain. The rapid digestion of processed foods can cause spikes and crashes in blood sugar levels, further affecting feelings of satiety. In contrast, whole, unprocessed foods tend to provide more sustained energy and promote better appetite control.
  • Historical stigma around obesity stems from long-held beliefs that link weight to moral character, leading to societal biases and shaming. This stigma can discourage individuals from seeking help or engaging in healthy behaviors due to fear of judgment. It can create barriers to accessing proper healthcare and support, impacting mental health and self-esteem. Understanding this historical context is crucial in addressing the complex interplay between societal attitudes, personal behaviors, and health outcomes related to obesity.
  • Japan implemented the Metabo Law in 2008 to combat obesity by requiring citizens between 40-74 years to have their waistlines measured annually. Those exceeding the set limits are provided guidance and support to improve their health. This law aims to prevent metabolic syndrome and related health issues by promoting healthier lifestyles and weight management. It reflects Japan's proactive approach to public health through policy interventions and societal awareness.

Counterarguments

  • While weight loss drugs like Ozempic show significant weight loss in clinical trials, it's important to consider that individual results may vary, and not all users will experience the same level of weight loss.
  • The risks associated with weight loss drugs, such as thyroid cancer and birth defects, may be context-dependent, and further research might clarify the extent of these risks or identify mitigating factors that could make the drugs safer for use.
  • The food industry's role in contributing to obesity is complex, and there are other factors such as individual lifestyle choices, genetic predispositions, and socioeconomic factors that also play a significant role in the obesity epidemic.
  • While historical stigma around obesity is undeniable, there are also contemporary movements that promote body positivity and aim to reduce this stigma, which may not have been fully captured in the text.
  • The notion of "cheating" in weight loss through the use of drugs is subjective and can be challenged by the idea that medical assistance is a legitimate tool for individuals struggling with obesity, especially when lifestyle changes alone have not been effective.
  • Parental decisions to use weight loss drugs for their children can be seen as a responsible choice when considering the potential health complications associated with obesity, and it's important to balance these decisions with comprehensive care that includes psychological support.
  • The failures of past weight loss drugs like Fen-Phen highlight the importance of rigorous drug testing and monitoring, but they also underscore the progress in pharmaceutical research and the potential for safer, more effective treatments.
  • Japan's approach to combating obesity, while successful, may not be directly applicable to other cultures and societies due to differences in diet, lifestyle, and social norms, and the Metabo law's effectiveness and ethical implications could be debated.

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Johann Hari: Uncovering if Ozempic is a Miracle Drug or Health Hazard & 3 Things They Do Not Want To Tell About Ozempic

The science, benefits, and risks of the new weight loss drugs like Ozempic

Journalist Johann Hari discusses the remarkable benefits but also the disturbing risks associated with the new generation of weight loss drugs, such as Mozambiquan (akin to Ozempic) and others in its class.

The mechanism and effects of the drugs on appetite and weight loss

These weight loss drugs inject an artificial version of the hormone GLP-1, which signals to the body that it has had enough to eat. This synthetic hormone lasts much longer in the system, suppressing appetite. Previously thought to affect primarily the gut, these drugs are now understood to primarily act on the brain, as GLP-1 receptors are found in the thyroid and brain as well. The drugs change underlying eating patterns and effectively shrink appetite.

Johann Hari experienced significant weight loss, noting that upon waking he didn't feel hungry and felt full after consuming much smaller meals than usual. Clinical trials have shown significant weight loss ranging from 15% to 24% on average for users of these drugs, depending on the specific medication taken.

The long-term and unknown risks of the drugs

However, these promising results come with considerable concerns. Hari points out that 12 major risks associated with these drugs are not yet fully understood. There are real fears about the long-term consequences of chronically activating certain brain regions, the same areas associated with functions like memory processing, taste processing, and gut motility.

Professor Jean-Luc Failly's preclinical research found that rats given similar drugs developed thyroid cancer at higher rates. A study in France suggested that diabetic patients who took these drugs had an increased thyroid cancer risk of 50 to 75 percent compared to those who had not.

Besides the risk of thyroid cancer, Hari also raises the possibility of side effects like pancreatitis, depression, and birth defects. For example, rats given semaglutide, a component in these drugs, had a higher like ...

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The science, benefits, and risks of the new weight loss drugs like Ozempic

Additional Materials

Clarifications

  • GLP-1 receptors are proteins that interact with the hormone GLP-1. These receptors are found not only in the gut but also in other parts of the body, including the brain and thyroid. When GLP-1 binds to these receptors in the brain, it can influence appetite regulation and other functions. In the thyroid, these receptors may play a role in regulating hormone production and metabolism.
  • The concerns about brain region activation and unknown consequences stem from the potential long-term effects of weight loss drugs like Ozempic on brain functions, such as memory processing, taste processing, and gut motility. Researchers are worried about the impact of chronically stimulating specific brain areas, as these drugs primarily act on the brain through GLP-1 receptors found in various regions. The fear is that prolonged activation of these brain regions could lead to unforeseen risks and complications, which are still not fully understood.
  • Preclinical research linking drugs to thyroid cancer in rats involves studies conducted on animals, typically rats, to investigate the potential risks of certain medications. In this context, the research found an association between the use of weight loss drugs that mimic the hormone GLP-1 and an increased incidence of thyroid cancer in rats. These findings raise concerns about the safety of these drugs in relation to thyroid health and highlight the need for further investigation into the potential risks for humans.
  • The increased risk of thyroid cancer in diabetic patients who take certain weight loss drugs like Ozempic is a concern based on some studies. Research has suggested a higher incidence of thyroid cancer in diabetic patients using these drugs compared to those who do not. This association raises questions about the potential impact of these medications on thyroid health and the need for further investigation into the long-term effects.
  • The potential side effects mentioned, such as pancreatitis, depressi ...

Counterarguments

  • The long-term risks of GLP-1 agonists like Ozempic are still being studied, and while there are concerns, these drugs have passed rigorous FDA approval processes indicating that their benefits outweigh the known risks for approved populations.
  • The link between GLP-1 agonists and thyroid cancer in rats may not directly translate to humans, as species differences can result in different responses to drugs.
  • The increased risk of thyroid cancer in diabetic patients could be confounded by the fact that diabetes itself may increase the risk of certain cancers, and more research is needed to establish a direct causal relationship.
  • Side effects such as pancreatitis, depression, and birth defects are serious but are typically rare and often highlighted in the context of informed consent where patients are made aware of potential risks.
  • The potential for misuse of weight loss drugs is a concern for all medications, and there are regulatory and prescription measures in place to mitigate such risks.
  • Concerns about the psychological impact of these drugs may be balanced by the potential improvement in mental health and quality of life that can come from weight loss and improved metabolic health in individuals with obesity.
  • While the potential for an increase in disorders like depression is noted, these drugs may also have a positive impact on mood and mental health due to weight loss and improved metabolic control.
  • The concern about misuse among young girls ...

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Johann Hari: Uncovering if Ozempic is a Miracle Drug or Health Hazard & 3 Things They Do Not Want To Tell About Ozempic

The societal and cultural context around obesity, including the role of the processed food industry and historical stigma

Jay Shetty and Johann Hari explore the complex landscape surrounding obesity, focusing on the processed food industry's complicity and the historical stigma that exacerbates the issue.

The role of the processed food industry in driving the obesity epidemic

The processed food industry has played a significant role in shaping dietary habits and encouraging the consumption of fast food, particularly among children. The ubiquity of brands like McDonald's, which is more recognized globally than the Christian cross, underlines the impact of this industry on the obesity epidemic. Johann Hari's discussions expose the detrimental effects that the consumption of processed and ultra-processed foods have on the body, specifically how these foods undermine natural satiety signals and condition people to overconsume.

Processed and ultra-processed foods have undermined people's natural satiety signals

Professor Michael Lowe's observations at Drexel University indicate that these types of foods interfere with the body's fullness signals, leading to excessive eating. One experiment involving rats showed that when switched from a healthy diet to one consisting of foods like bacon and cheesecake, the rats lost their ability to feel full and rapidly became obese. This suggests that processed foods have a profound effect on an individual's ability to regulate their eating habits.

The food industry's marketing and product formulations have conditioned people to overconsume unhealthy foods

Jay Shetty gives a personal account of how refillable sodas and increased portion sizes in the U.S. contribute to overconsumption. Noting his predisposition to diabetes, he connects these offerings to his past addiction to chocolate and sugary drinks, illustrating how tricky it can be to overcome habits promoted by the food industry.

Johann Hari highlights the omnipresence of unhealthy food advertisements, particularly those targeting children in areas like Brooklyn. He positions the processed food industry as the main opponent in the battle against obesity, citing the shift from fresh, whole foods to processed alternatives as the root cause of the widespread issue.

The deep-rooted historical stigma and shame around obesity

Obesity has long been associated with moral failing and lack of self-control. This stigma, reinforced by societal norms and cruel discrimination, has historically discouraged healthy behaviors and exacerbated the struggle against obesity.

Obesity has been viewed as a moral failing or "sin" for centuries, leading to cruel discrimination and shaming

Johann Hari traces the stigmat ...

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The societal and cultural context around obesity, including the role of the processed food industry and historical stigma

Additional Materials

Clarifications

  • Pope Gregory I, also known as Gregory the Great, was a significant figure in early Christianity. He is credited with formalizing the Seven Deadly Sins, one of which is gluttony. Gluttony is the overindulgence or overconsumption of food or drink, often seen as a sin due to its association with excessive desire and l ...

Counterarguments

  • While the processed food industry certainly influences dietary habits, it is also important to consider individual choices and the role of education in making informed dietary decisions.
  • The impact of brands like McDonald's on the obesity epidemic can be countered by initiatives that promote healthier options and lifestyle changes.
  • Some argue that blaming processed foods for undermining satiety signals overlooks the complexity of human appetite regulation, which also involves genetics, lifestyle, and psychological factors.
  • Marketing and product formulations may encourage overconsumption, but there is also a growing movement within the food industry to provide healthier options and clearer nutritional information.
  • The issue of refillable sodas and increased portion sizes can be addressed by educating consumers on portion control and the importance of moderation.
  • While unhealthy food advertisements are prevalent, there is a counter-movement advocating for restrictions on such advertising, especially to children, and promoting healthy eating campaigns.
  • The shift to processed foods is often driven by convenience and cost, and there are initiatives aimed at making fresh, whole foods more accessible and affordable.
  • The historical association of obesity with moral failing is being challenged by a more nuanced understanding of the biological, environmental, and social determinants of health.
  • While stigma around obesity is real, there is a growi ...

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Johann Hari: Uncovering if Ozempic is a Miracle Drug or Health Hazard & 3 Things They Do Not Want To Tell About Ozempic

Personal experiences and decision-making around using weight loss drugs

The decision to use weight loss drugs is deeply personal and complex, as Hari and others candidly share their experiences, reflecting both the benefits and the emotional and ethical dilemmas they face.

The complex personal dilemmas and tradeoffs in choosing to use the drugs

Hari discusses his conflicted feelings about taking weight loss drugs even after extensive research, noting that it's not a decision to be made lightly due to the significant health benefits and risks involved. He describes the substantive impact of these drugs on a person’s emotional and psychological state, illustrated when underlying emotional issues related to his eating habits surfaced during treatment. This epiphany led him to consider stopping the medication, recognizing that the drugs didn't cause his issues but merely revealed pre-existing problems, offering a new opportunity for confrontation and management.

In sharing Jeff Parker’s story, a retired lighting engineer who struggled with severe obesity and a host of related health issues, the narrative shifts to a positive light. Upon starting a new weight loss drug, Jeff’s health significantly improved, and he could potentially discontinue other medications, highlighting the tangible benefits such drugs can provide.

The conversation also touches on individual experiences with side effects, including severe nausea, compared to feeling like an "alien living inside her." Personal decisions about dosage and continuation of medication underscore the unique and varied human responses to these drugs.

Grappling with feelings of "cheating" or not "earning" weight loss

Some individuals, including Hari, struggle with feelings that using weight loss drugs is akin to cheating or not truly "earning" their weight loss, which reflects cultural narratives that suggest weight loss must be deserved through hard work and effort. Hari discusses his niece's request for a weight loss drug like Mozempic, pointing out the societal bias that assumes weight loss must be earned through diligence and perseverance.

Hari himself shared these sentiments, feeling as though he was cheating when taking the drug, and he compared societal views on weight loss with the Catholic notion of sin and atonement, noting that society often venerates weight loss achieved through visible hardship.

The personal conflict with weight loss drugs

Deborah Tyler’s decision to put her obese daughter on a weight loss drug after being diagnosed with liver problems is shared, reflecting both the urgency of addressing childhood obesity and the difficulties parents face in making such decisions.

Johann Hari delves into the difficulty of coming to a clear-cut conclusion about using weight loss drugs, urging consideration of the full list of risks and benefits. He distinguishe ...

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Personal experiences and decision-making around using weight loss drugs

Additional Materials

Clarifications

  • Mozempic is a brand name for semaglutide, a medication primarily used to treat type 2 diabetes. It belongs to a class of drugs called GLP-1 receptor agonists, which work by increasing insulin production and decreasing glucagon secretion to help regulate blood sugar levels. In recent years, semaglutide has also been approved for use in treating obesity, as it can help with weight loss by reducing appetite and calorie intake. It is typically prescribed alongside diet and exercise for individuals struggling with weight management.
  • Lance Armstrong's cycling scandal involved him being stripped of his Tour de France titles and Olympic medal due to his admission of using performance-enhancing drugs. Armstrong faced persistent doping allegations throughout his career, with the first significant investigation starting in 2005 after an insurer raised concerns. The scandal culminated in Armstrong being portrayed as the leader of an extensive doping program, leading to the loss of his titles and medals. The case highlighted the prevalence of doping in professional cycling and the efforts to combat it through investigations and legal actions.
  • Johann Hari, a prominent writer and journalist, shares his personal struggles and reflections on using weight loss drugs in the text. He discusses his conflicted feelings about taking these medications, highlighting the emotional and ethical dilemmas involved. Hari also explores societal perceptions of weight loss and the internal conflicts he faced regarding the use of such drugs. His experiences underscore the complex considerations individuals navigate when deciding to use weight loss drugs.
  • The weight loss drugs mentioned in the text, such as Mozempic, are prescription medications used to aid weight loss in individuals struggling with obesity. These drugs work in various ways, like reducing appetite or altering how the body absorbs nutrients, to help individuals achieve weight loss goals. It's important to note that these medications come with potential side effects and should be used under the guidance of healthcare professi ...

Counterarguments

  • Weight loss drugs are a tool, not a cheat; they can be part of a comprehensive approach to weight management that includes diet and exercise.
  • The notion of "earning" weight loss may be an oversimplification that doesn't account for the complex biological factors that contribute to obesity.
  • While personal experiences are valuable, they may not reflect the broader efficacy and safety profile of weight loss drugs, which should be evaluated through scientific research and clinical trials.
  • Side effects are a concern with any medication, but they must be weighed against the potential benefits on an individual basis, and not all users experience severe side effects.
  • Parents making decisions about their children's health, including the use of weight loss drugs, should be supported rather than judged, as they often act in the child's best interest with medical advice.
  • Societal pressures and body image issues are important, but they should not overshadow the legitimate health concerns that can be addressed by weight loss drugs for those who are obese or overweight.
  • Concerns about exacerbating e ...

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Johann Hari: Uncovering if Ozempic is a Miracle Drug or Health Hazard & 3 Things They Do Not Want To Tell About Ozempic

Comparisons to past approaches to weight loss and lessons for the future, including the example of Japan

Hari's research into the history of diet drugs and Japan's approach to combating obesity highlights the stark differences between quick-fix solutions and holistic, cultural interventions.

Lessons from past failed weight loss drugs and the need for vigilance

Hari examines the troubling pattern of "miracle" weight loss drugs that historically emerge every couple of decades only to be pulled later due to severe side effects. He recounts the widespread use of amphetamines in the 1970s and the emergence of the drug Fen-Phen in the 1990s. Fen-Phen was later found to cause primary pulmonary hypertension, a serious and sometimes fatal condition, leading to its withdrawal from the market and the largest payout in pharmaceutical history. Hari notes that even small safety concerns can become significant issues, calling for vigilance with new weight loss drugs and careful consideration of risk factors, such as BMI, family medical history, or a history of eating disorders.

The success of Japan in virtually eliminating obesity through environmental and cultural engagement

Unlike the reactionary approach of the West, Japan provides a stark contrast with its proactive measures in dealing with obesity. Jay Shetty and Johann Hari discuss Japan's success in virtually eliminating obesity through deliberate modifications to its food system and educational programming that encourage healthy eating from a young age. Hari underscores this success by sharing the joy and health he witnessed among the Japanese people, including dancing with a 102-year-old woman, illustrating the longevity and quality of life achievable when obesity is addressed.

Hari draws a parallel between Japan's past effective stance against smoking and its current efforts against obesity. When a slight increase in obesity levels sparke ...

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Comparisons to past approaches to weight loss and lessons for the future, including the example of Japan

Additional Materials

Clarifications

  • Fen-Phen was a weight loss drug that combined fenfluramine and phentermine. It was withdrawn from the market in the late 1990s due to reports linking it to serious heart and lung conditions, particularly primary pulmonary hypertension. This withdrawal was a significant event in pharmaceutical history due to the scale of the issue and the impact on public health. The case of Fen-Phen serves as a cautionary tale about the potential risks associated with weight loss drugs and the importance of thorough safety evaluations in pharmaceutical development.
  • The Metabo Law in Japan, enacted in 2008, mandates annual weight checks for employees. If an employee is found to be overweight, the employer must provide a weight loss plan. Companies are required to report their employees' weight levels to the government and can face fines for failing to address weight increases. This law reflects Japan's proactive approach to combating obesity by promoting awareness and encouraging healthy lifestyles in the workplace.
  • Japan's past effective stance against smoking involved implementing strict regulations and public health campaigns to reduce smoking rates. Similarly ...

Counterarguments

  • While Japan's approach to obesity prevention has been successful, it may not be easily replicable in other countries due to cultural, economic, and political differences.
  • The Metabo law could be criticized for potentially stigmatizing overweight individuals and not addressing the complexity of obesity, which can be influenced by factors beyond individual control, such as genetics and socioeconomic status.
  • Mandatory weight checks and fines for companies could be seen as an invasion of privacy and an overreach of government authority.
  • The focus on weight rather than overall health might lead to unintended consequences, such as an increase in eating disorders or unhealthy weight loss practices.
  • The success in Japan might not solely be due to the interventions mentioned but also to other factors not discussed in the text, such as genetics or other lifestyle factors.
  • The comparison between Japan's approach to obesity and its stance against smoking may oversimplify the issue, as the factors contributing to smoking rates and obesity are different and may require different strategies.
  • The narrative of "virtually eliminating obesity" may overlook subpopulations within Japan that still struggle with obesity and related health issues.
  • The idea that Japan's approach is characterized by enjoyment of food rather than deprivation could be challenged by pointing out th ...

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