Crystal methamphetamine is the most widely used synthetic drug in the world, according to the United Nations Office on Drugs and Crime. It’s an extremely addictive stimulant that dramatically affects ...

New research has found that smoking was rampant among Irish during the time of the famine, and the majority of adults had rotten teeth due to the habit. A study carried out by leading bioarchaeologist ...

Irish Famine victims were heavy smokers which caused badly rotten teeth, researchers from the University of Otago and Queen's University Belfast, in Ireland, have discovered. The research was carried ...

Rotten or decayed teeth are teeth that have become damaged by decay or infection. Signs include pain and marks or holes in tooth enamel. Decay usually results from inadequate oral hygiene, but certain ...

Certain types of food wear down your teeth. The longer these foods stick to the surface of your teeth, the more acidic your mouth will become, leading to the formation of cavities. When this happens, ...

Tooth decay causes the destruction of enamel, which is the hard outer surface of a tooth. As tooth decay progresses, it can attack deeper layers of a tooth, leading to cavities. Treatments can include ...