Just one alcoholic drink a day increases your breast cancer risk!

A new comprehensive report by the American Institute for Cancer Research estimates that one in three breast cancer cases in the U.S. could be prevented if women did not drink alcohol and stayed a healthy weight.

The report also revealed, for the first time, that vigorous exercise such as running or fast bicycling decreases the risk of both pre - and post-menopausal breast cancers.

The report analyzed 119 studies, including data on 12 million women and 260,000 cases of breast cancer.

When it comes to your heart, a sweet chocolate treat is just what the doctor prescribes.

A Harvard led study of more than 55,000 women and men in Denmark found those who ate a one ounce serving a week of chocolate, particularly dark chocolate, had a 17 percent lower rate of a dangerous irregular heart beat known as atrial fibrillation.

Those who ate two to six servings per week had a 20 percent lower rate of AFib. Eating excessive amounts of chocolate is not recommended due to its high sugar and fat content.

Wednesday is World No Tobacco Day.

Tobacco accounts for one in ten deaths among adults worldwide which is more than five million people a year.

According to the World Health Organization, tobacco is more than a toxic health issue. The WHO says if the global community just says no to tobacco, we can protect health, the environment, reduce poverty and promote economic development.