Pot doesn&#x27;t cause lung cancer either: <a href="http:&#x2F;&#x2F;www.webmd.com&#x2F;lung-cancer&#x2F;news&#x2F;20060523&#x2F;pot-smoking-not-linked-to-lung-cancer" rel="nofollow">http:&#x2F;&#x2F;www.webmd.com&#x2F;lung-cancer&#x2F;news&#x2F;20060523&#x2F;pot-smoking-n...</a>