This Supplement Could Lengthen Your Life, Study Finds If you take glucosamine and chondroitin, researchers have some good news for you. Photo by Monkey Business Images / Shutterstock.com Many of us dream of a simple pill that will boost our lifespan as effectively as arduous regular exercise. Now, research suggests that wish has become reality. Taking a glucosamine and chondroitin combination supplement might reduce overall mortality to a degree similar to the benefit of exercising regularly, say disease researchers at West Virginia University. Two researchers — Dana King and Jun Xiang — ...