Study: Men who smoke marijuana daily may increase risk of testicular cancer

marijuana in baggie(MSN, December 5)  There's new evidence that a daily marijuana-smoking habit could increase your risk of testicular cancer.

According to a study published Nov. 27 in JAMA, men who smoke one marijuana cigarette, or joint, daily for 10 years or more have an estimated 36% increased risk of developing testicular cancer compared to men who have never smoked the substance.

To come to their conclusion, researchers analyzed 25 previous studies that looked at the link between marijuana use and different cancers including testicular cancer, lung cancer, oral cancer, and head and neck cancer. Read more.