A new study reveals some 6,000 doctors - the majority from New Orleans - have been displaced by Hurricane Katrina. The study also warns that many medical records have been destroyed and lost.

Says researcher Thomas Ricketts, PhD, "We don't know what this is going to mean to health care. We've never had to deal with something like this before." Ricketts adds that some doctors may retire or resettle elsewhere, and recreating lost medical records is going to be tough

A study published in the the British Medical Journal finds left-handed women are more than twice as likely to develop pre-menopausal breast cancer as non-left-handed women.

The report details how a team of researchers based in the Netherlands looked into women who were left-handed and took 12,000 healthy, middle-aged women who were born between 1932 and 1941 and compared body measurements as well as assessing risk factors such as economic status, smoking habits, and family history of breast cancer and their reproductive background

The Food and Drug Administration (FDA) has approved a "four-in-one vaccine" for children.

The new vaccine is a combination shot for measles, mumps, and rubella with a second vaccine for chickenpox

The Food and Drug Administration (FDA) has approved a "four-in-one vaccine" for children.

The new vaccine is a combination shot for measles, mumps, and rubella with a second vaccine for chickenpox

Hypnosis is now being used as a tool to help dieters fight temptation against food cravings.

In a nation where two-thirds of the population is overweight or obese, hypnotherapists say they're seeing more patients desperate for a way to control their eating