In a study, blocking the immune system complement protein C3 was shown to reduce MS disease severity in older mice but not in ...

When food is scarce, stress hormones direct the immune system to operate in "low power" mode to preserve immune function ...

Colorectal cancer has long baffled scientists because, unlike most tumors, patients often do better when their cancers are ...

Your immune system is like an incredibly sophisticated security team, constantly patrolling your body for threats and neutralizing them before they can cause harm. When it’s working properly, this ...