Addiction

Small changes in DNA can affect nicotine consumption

Nicotine is an addictive substance and genetic factors are known to play a role in smoking behaviors. Recently, a team of researchers at Penn State and the University of Colorado determined how small differences in a particular ...

Health

Tobacco—more deaths for the disadvantaged

More must be done to help low socio-economic groups stop smoking and close the vast gap in life expectancy between them and those who can afford current support.

Addiction

Study reveals new mechanism in nicotine addiction

Part of the reason people find smoking difficult to quit is that each time they have a cigarette, feelings of craving, irritability and anxiety melt away. This component of addiction is known as negative reward and is controlled ...

Health

Raise smoking age to 21, US pediatricians urge

(HealthDay)—The minimum age to purchase tobacco products and e-cigarettes should be raised to 21 across the United States, according to a new policy recommendation released Monday by the American Academy of Pediatrics.

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