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health1d ago
Weight gain as adult increases cancer risk by up to five times, research shows
- New Swedish study links adult weight gain and higher starting weight with increased cancer risk across multiple cancers.
- Study followed over 600,000 participants aged 17 to 60, with cancer diagnoses tracked until 2023.
- Men who became obese before 30 saw up to five times higher risk for liver cancer and increased risk for several other cancers.
- Women who developed obesity before 30 faced notably higher risks, including endometrial cancer.
- Later weight gain showed gender differences, with women at higher risk for endometrial and postmenopausal breast cancers.
- Among men, weight gains before 45 were linked to higher risks for esophageal and liver cancers.
- Those who gained the most weight had higher overall cancer risk, including liver and colon cancers.
- Women who gained the most weight had nearly four times the risk of endometrial cancer.
- Even lower weight gains increased cancer risk, highlighting the need to maintain a healthy weight.
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