COLUMBIA, Mo. — A memory haunts Christina Fuhrman: the image of her toddler Pearl lying pale and listless in a hospital bed, tethered to an IV to keep her hydrated as she struggled against a superbug...

People who smoke are increasingly using e-cigarettes to try to quit smoking, a study by researchers at the University of Otago, Wellington, has found. The researchers found that between 2016 and 2018...