Health workers in Ebola-hit countries are facing not only the risk of being infected by the virus but also the strong opposition and attacks from the locals, especially in Guinea.
The over-the-counter supplement glucosamine and chondroitin may provide the same amount of relief as a prescription pain reliever for osteoarthritis of the knees.
A beef cow in Alberta was confirmed to have mad cow disease. The Canadian Food Inspection Agency said no part of the animal reached the human food or animal feed systems.