Exercise is a powerful tool in the fight against cancer

... five times a week. That is less than 2% of our time. The type of exertion does not matter. Walk, jog, bike, swim, yoga, dance, garden, mow the lawn, tennis or sex (just what the doctor ordered a "honey, its anti-cancer time"). That means trading one ...

http://www.kevinmd.com/blog/2013/08/exercise-powerful-tool-fight-cancer.html