From collagen to biotin, beauty supplements promise glowing skin, stronger hair and healthier nails. Here's what experts say about their real benefits and results.

Long Covid patients suffer from chronic symptoms such as fatigue or shortness of breath. As researchers have discovered, this is to some extent due to a part of our immune system called the complement ...

Nanoparticles introduced into the bloodstream encounter the immune complement system, a proteolytic cascade that bridges innate surveillance and adaptive responses. Complement activation can occur via ...

Among people with sickle cell disease—an inherited blood disorder—acute chest syndrome (ACS) is the leading cause of death. The condition is the result of red blood cells becoming stiff, sticky, and ...