24% rise in cancer cases among under-50s in 20 years; obesity and Western diets believed to be factors.

24% rise in cancer cases among under-50s in 20 years; obesity and Western diets believed to be factors; Cancer Research UK reports more adults under 50 are being diagnosed with cancer than ever before, with younger age groups experiencing the largest increases. Experts warn unhealthy lifestyles, obesity epidemic, and poor gut health are fuelling this "disturbing" rise in early-onset cancer.