A man with genetic mutation that causes Alzheimer's to appear before age 50 remains cognitively fine in his mid 70s. Understanding why could lead to new treatments for the disease.

Right now, approximately 20 billion red blood cells are busy traveling through your blood vessels. They are delivering oxygen to all the different tissues in your body and removing carbon dioxide to ...

Older women could be vulnerable to harmful inflammation from new gene therapies to treat incurable eye diseases, new research has found.

The result is that many modern breeds suffer from ailments that dog lovers never would have deliberately selected for.

Do you have blue eyes? We talked to experts to discover curious facts about baby blues, including whether your biological ...