A recent review of more than 40 years of research has found that a daily dose of vitamin D could cut your risk of colon, ovary, and breast cancer by as much as 50%. Cancer authorities in both the UK and USA are stating that swift action is needed by public health agencies to boost the blood level of vitamin D in the general population.

The study published in the online version of the American Journal of Public Health, assessed scientific research published on cancer and vitamin D since the 1960