Ever wonder why your teeth chatter when you're cold, or if it really is possible to catch a disease from sitting on the toilet?

A New York physician is laying many of these questions to rest with his new book, "Why do Men Have Nipples?"

A Mayo Clinic Cancer Center study finds a link between patients that have been diagnosed with diabetes and patients who are at risk for pancreatic cancer.

Up to three years after being diagnosed with diabetes, patients' risk for developing pancreatic cancer increases eight fold, according to the study

In a bid to stop the lethal pig disease from entering into the Chinese capital, the Chinese government has imposed a ban in selling pork from Sichuan province.

So far, 37 people have died from the disease in Sichuan. The pig-borne disease was first detected in this province in June

New research shows the American robin may be a more potent source for the West Nile virus.

Theodore Andreadis, chief medical entomologist at the Connecticut Agricultural Experiment Station , says DNA analysis of blood taken from 300 mosquitoes in Connecticut over the past three years finds 40-percent fed on the blood of robins, while only one percent fed on crows

A study released Monday indicates women who have their ovaries removed during a hysterectomy may die prematurely of heart disease.

The study in the journal Obstetrics and Gynecology says, "women and their doctors should be less reflexive about removing the ovaries during a hysterectomy and more aware of the benefits that ovaries continue to provide well into middle age