Why belly fat might be worse than overall weight for young people's cancer risk
Association of changes in obesity and abdominal obesity status with early-onset colorectal cancer risk: a nationwide population-based cohort study
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
People who lost overall obesity but gained abdominal fat had a 69% higher risk of early-onset colorectal cancer.
Common belief: Losing weight = lower cancer risk. This shows that shifting fat from general to abdominal areas — even while losing weight — dramatically increases risk, contradicting the assumption that weight loss always equals protection.
Practical Takeaways
Measure your waist monthly — if it’s over 90cm (men) or 85cm (women), prioritize reducing visceral fat through diet, sleep, and stress management, even if your weight is normal.
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
People who lost overall obesity but gained abdominal fat had a 69% higher risk of early-onset colorectal cancer.
Common belief: Losing weight = lower cancer risk. This shows that shifting fat from general to abdominal areas — even while losing weight — dramatically increases risk, contradicting the assumption that weight loss always equals protection.
Practical Takeaways
Measure your waist monthly — if it’s over 90cm (men) or 85cm (women), prioritize reducing visceral fat through diet, sleep, and stress management, even if your weight is normal.
Publication
Journal
Frontiers in Medicine
Year
2023
Authors
J. Song, Ji-Yeon Seo, E. Jin, G. Chung, Y. Kim, J. Bae, Sunmie Kim, K. Han, Sun-Young Yang
Related Content
Claims (5)
People with obesity have a higher chance of developing colorectal cancer compared to those without obesity, with men showing a greater increase in risk than women.
Adults who maintain a large waist size over a two-year period have an 18% higher risk of developing colorectal cancer before age 50 compared to those who do not have persistent abdominal obesity.
People who maintain a body mass index of 25 kg/m² or higher over a two-year period have a 9% higher risk of developing colorectal cancer before age 50 compared to those who maintain a non-obese weight.
People who gain fat specifically around the abdomen after being previously lean have a slightly higher chance of developing colorectal cancer at a younger age than those who never gained excess weight.
People who consistently have excess body weight and excess fat around the abdomen have a 19% higher chance of developing colorectal cancer before age 50 compared to people who maintain a normal weight and no abdominal fat accumulation.