The F.D.A. is making its biggest move yet to end smoking. It needs to be careful not to give rise to another public health ...

Young adults are more likely to give up smoking and switch to vaping if they understand the reduced harm of vaping, according ...

The term mental hygiene has a long history in the United States, having first been used by William Sweetzer in 1843. After the Civil War, which increased concern about the effects of unsanitary ...