Can obesity surpass smoking as a leading cancer risk factor?

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Obesity May Overtake Smoking as a Leading Preventable Cancer Risk Factor

The World Health Organisation (WHO) projects that obesity could surpass smoking as the primary risk factor for preventable cancers in the coming decades. Current WHO estimates indicate that obesity is a contributing cause for 13 distinct types of cancer.
Study Links High BMI in Adolescence to Adult Cancer Risk

A significant study involving 1.4 million men revealed a connection between a high Body Mass Index (BMI) at age 18 and an increased likelihood of developing various cancers later in life. A BMI exceeding 25, which encompasses both overweight and obese categories, was considered high in this research.
Elevated Risk for Specific Cancers

The association between a high BMI at age 18 and cancer risk was particularly pronounced for cancers of the oesophagus, stomach, and kidney. Obese men at age 18 faced a three to four times higher risk for these specific cancers compared to those with a lower BMI.
Future Projections on Cancer Incidence

Researchers anticipate a substantial increase in the proportion of cancer cases linked to youth overweight and obesity within the next 30 years. Based on current trends in Sweden, projections suggest that up to 32 per cent of stomach cancer cases and 37 per cent of oesophageal cancer cases could be attributed to high BMI in young adulthood.

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Can obesity surpass smoking as a leading cancer risk factor?

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