Research
Mixed
Environmental-level factors, such as the food environment and socioeconomic status, interact with individual-level biological factors to drive obesity, and interventions focusing solely on the individual are suboptimal.
To manage weight effectively, you need to address both your personal habits and your environment. This might mean seeking out healthier food options, advocating for policy changes, and understanding how your biology interacts with your surroundings.
StrongQualifiesHIGH confidence
Consensus was reached that obesity is not a reflection of diminished willpower, but rather the confluence of multiple, complex factors. As such, addressing obesity requires multifactorial prevention and treatment strategies. The accumulated evidence suggests that a continued focus primarily on individual-level contributors will be suboptimal in promoting weight management at the population level.
Why this rating
Based on consensus and extensive literature review presented at the Royal Society meeting.
Source
Breaking down silos: the multifaceted nature of obesity and the future of weight management
Faith Anne N. Heeren et al. · Philosophical Transactions of the Royal Society B Biological Sciences · 2023
DOI 10.1098/rstb.2022.0215
narrative_reviewCited 16×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
More from this paper
- Obesity is not caused by a lack of willpower but is the result of complex interactions between individual biological factors and environmental determinants, requiring multifactorial prevention and treatment strategies.Strong
- Current obesity treatments (behavioral, pharmacological, surgical) are effective but often result in weight regain, and their long-term success is limited by unchanged environmental factors.Good
- Modifying the food environment to reduce the availability of hyperpalatable, low-nutrient foods and increase access to healthy options is a critical step in reducing obesity incidence at the population level.Good
Related findings · Mixed
- Bariatric surgery (VSG and RYGB) is the most effective and sustainable treatment for obesity, producing marked and sustained weight loss that non-surgical interventions cannot match.Strong
- Severely protein-deficient diets (2–3% energy) induce lean body mass loss and metabolic imbalance, whereas adequate protein intake (0.66 g/kg/d minimum) is a prerequisite for maintaining muscle, bone, and physiological function.Strong
- For patients with Class III obesity (BMI >39.9 kg/m2), metabolic bariatric surgery (MBS) is significantly more effective than any currently approved medication, with BilioPancreatic Diversion (BPD) showing the highest estimated weight loss.Strong
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