Smoking can have a serious impact on the effect of the treatment of periodontitis – a widespread condition that leads to degradation of the teeth's supportive tissue and, in serious cases, to loss of ...

Findings from a brain imaging study may provide clues for why some individuals with heavy cigarette-smoking habits experience depressed mood upon withdrawal from smoking, according to a new study., ...

Heavy smoking in middle age more than doubles the risk of Alzheimer’s disease and other types of dementia later in life, according to one of the first long-term studies to examine the issue. Smoking ...