Nicotine can be detected in the body for longer than you'd probably expect. Here's what you should know—plus helpful tricks to quit smoking.

Wisconsin vape shop owners are suing the state over a law requiring FDA authorization for vaping products, claiming it could force them out of business and limit consumer options.

R.J. Reynolds Vapor Co.’s Vuse remains the top-selling e-cigarette brand with a 34.9% market share, while Geek Bar Pule by ...