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 ...

When the first cells appeared on Earth approximately 3.8 billion years ago, viruses were already here to greet them. Ever ...

Measles cases are on the rise, and although numbers in the U.S. are small right now, there is cause for concern. Measles is one the most contagious human viruses, with a 90% chance of someone who is ...

Sleep disturbances have a strong negative impact on the immune system of people who have recently lost a spouse, reports a new study from Northwestern Medicine and Rice University. The overactivated ...

Blood cancer, also known as hematologic cancer, affects the production and functioning of blood cells. This condition ...

Scientists have developed a smarter way to activate the immune system against cancer, potentially making treatments safer and ...

You’re sitting in a meeting or watching a movie when it strikes, that maddening itch deep in your ear canal that no amount of discreet finger wiggling seems to satisfy. Most of us brush off these ...