Washington, Sep 12 : A new study has added to the list of health problems posed by smoking, by finding that it also contributes to atherosclerosis, or hardening of the arteries.

Researchers from Weill Cornell Medical College in New York City pinpoint their evidence to the addictive chemical in cigarettes - nicotine.

London, September 12 : A study by Cambridge University researchers suggests that children who have faced exposure to higher levels of testosterone in the womb may develop autistic traits.

The suggestion has come from the researchers who have been tracking a group of children since birth. The children are 8-year-olds at present.

Washington, Sep 12 : A new study has found that a child's I.Q. could be affected by maternal epilepsy.
The study, by University of Bergen and Norwegian Institute of Public Health, Bergen, Norway, has suggested that a history of maternal epilepsy and its associated treatment may be linked to impaired intelligence later in life.

Washington, Sept 12: Researchers at the University of Minnesota have found that a common amino acid that is easily available as a health food supplement may help restrain pathological gamblers' addiction.

At a recently conducted trial, increasing doses of the amino acid, N-acetyl cysteine, were given to 27 people. The doses were found to have an impact on the chemical glutamate, which is often associated with reward in the brain.

Washington, Sept 12: Researchers at the American Cancer Society have found that having some education beyond high school is strongly associated with a decreased risk of developing cancer.