Antioxidants - effective against cancer?

A review of more than a dozen studies shows that not only will taking antioxidant supplements not reduce cancer risk, but in the case of smokers taking beta carotene it may in fact increase the risk. Dr Aditya Bardia and colleagues at the Mayo Clinic report in Mayo Clinic Proceedings that selenium supplements reduce cancer risk by 23 per cent among men, but that it has no effect in women.

Reuters