In an early clinical trial, an experimental norovirus vaccine given as a pill produced defensive responses exactly where it counts—in the saliva of older people most vulnerable to the explosive ...

Dysentery cases are on the rise in the Portland area. In January, health officials reported 40 cases of the highly contagious ...

The unidentified ailment has sickened 1,300 people and led to more than 50 deaths. Regardless of the cause, experts say ...

Yes, long-term stress can make you sick. Stress can cause physical and mental symptoms, and can lead to serious health ...