Fred Hutchinson Cancer Research Center

Almost one-quarter of cancer patients in a study said they used medical marijuana in the past year.
Women's body weight, height and physical activity levels were also risk factors.
News of a just-published study titled "Plasma Phospholipid Fatty Acids and Prostate Cancer Risk in the SELECT Trial" has been covered in the mainstream media over the last several days, leading to many online discussions and quite a bit of confusion.