The Rock says: Why ex-smokers sometimes return to cigarettes

Who: ex-smokers; What: relapsing to cigarettes; When: even years after quitting; Where: in familiar places or during stress; Why: a brain rewired by nicotine. Medanta's doctors say those cravings are like a switch that flips when stress hits. Just like The Rock says, when that wiring kicks in, you can still lay the smackdown and quit again!