Amy is adopted and has no contact with her biological parents, which has made it harder for her to trace the origins of her ...

Environmental factors such as lifestyle and the medications you take influence the effects your genes have on your body − and ...

Obsessive compulsive disorder has many unknowns, including what causes it, why symptoms can differ so much between people, how medication and therapy for it actually work, and why treatment is ...

Medical advances are changing some of the hallmark physical symptoms of sickle cell disease, columnist Oluwatosin Adesoye ...

Scientists have found new evidence for how our fossil human relatives in South Africa may have used their hands. Researchers investigated variation in finger bone morphology to determine that South ...

Too many people still miss heart trouble Is your heart healthy? In a 2015 study published in JAMA, eight out of 10 men and ...