Astronauts orbiting the Earth tend to suffer from immune system problems such as infections and the reactivation of dormant viruses, even on short-term spaceflights. That appears to be because a lack ...

Your immune system may be weak if you have frequent, severe, or extended infections. Learn more signs of a weak immune system ...

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 ...

Child health specialist Dr Michael Pichichero claims his team have discovered a common, yet previously unknown immune system ...

Immune system disorders in children can involve an underactive, overactive, or misdirected immune response. Main groups include immunodeficiencies, autoimmune diseases, atopic diseases, and ...

Seasonal transitions may feel refreshing for humans, but for pets they can sometimes bring unexpected health challenges.