PET scans can light up tumors in the body and help doctors determine if they are cancerous or benign (noncancerous). The results of a PET scan help guide medical decisions. A PET scan is a type of ...

Ryan Crownholm, a middle-aged Army veteran with luminous green eyes and a strong jawline, likes to describe himself as a health hacker. He has written on LinkedIn that, after founding and running ...

The underlying cause of nearly all heart attacks is clogging of the arteries with cholesterol (atherosclerosis). It starts early in life and by middle age, can be very advanced. The problem is, even ...

A liver scan describes a specialized imaging test that examines the liver to help identify certain conditions, assess liver function, and monitor treatment progress. The liver is the largest solid ...