The US Supreme Court ruled unanimously Wednesday that health authorities acted properly when they blocked e-cigarette ...

U.S. regulators have sent warning letters to dozens of retailers selling fruity disposable e-cigarettes, including the current best-selling brand, Elf Bar. Cigarette smoking dropped to another new ...

As part of the three-day study, researchers recruited people living with HIV aged 21–60 who smoked tobacco cigarettes. On separate days, participants smoked a tobacco cigarette, an electronic ...