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 ...

Undertaking a study of proteins found in the complement system, an important part of the immune system, of patients with long COVID, researchers have identified a blood protein ‘signature’ that may ...

Share on Pinterest A study offers new clues on why long COVID persists in some individuals. krisanapong detraphiphat/Getty Images Despite the debilitating nature of long COVID, there is an absence of ...

Complement Factor H (CFH) is a pivotal regulator of the complement system, integral to maintaining immune homeostasis and protecting host tissues from undue complement‐mediated damage. By inhibiting ...

Scientists have identified a persistent change in a handful of blood proteins in people with long Covid that indicates that an important part of their immune system remains on high alert for months ...

From football fields to military training grounds, head injuries are leaving lasting marks on the brain in ways we're only beginning to understand. Repeated concussions can increase the risk of mood ...