Could your smart phone help predict how vulnerable you are to catching a virus and getting sick? A new, preliminary study suggests that one day it could. Do you ever wonder why some people get sick ...

Behold, the human brain: Often compared to a computer, the body's most complex organ operates using a code of electrical and chemical signals. These signals transmit through wires, nodes and networks ...

Do you ever wonder why some people get sick and others seem almost immune? Evidence going back decades has shown that people who are stressed or fatigued are more likely to catch a cold. Now a study ...