Being obese significantly increases the risk of dying of cancer, says a new study involving 10,000 New Zealanders. Research published in The Lancet Oncology yesterday found obese people had a 21 per cent higher risk of dying from cancer than those of normal weight. Overweight people, with a body mass index (BMI) of 25-30, had a 6 per cent higher risk.
http://www.stuff.co.nz/the-press/news/3872401/Obese-at-higher-risk-of-cancer-death-study