In the midst of pandemic upheaval, researchers have gained fundamental insights about how the body fends off infections.

Cold and flu season means stuffy noses and plenty of sneezes. CNN’s Meg Tirrell examines why your body produces so much mucus ...

Winter is here, and we all know what that means - it is the dreaded flu season. With the changing weather and the little ones ...

Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to ... .</ ...

Maite Rodriguez and her husband gave their 6-year-old daughter with sickle cell disease a lifeline when they conceived a ...

immune cells that recognize and invade tumours. How cancer hijacks the nervous system to grow and spread The team found that, in three people, both the tumour cells and TILs carried mitochondria ...

The DIY expert Armen Adamjan shares his secret concoction to fighting the cold and flu, a natural elixir that won't break the ...

Measles is surging and vaccine hesitancy is up. In his book "Booster Shots," Dr Adam Ratner explains why measles is back and how we can control this deadly infectious killer.

Different types of antibodies are produced by your immune system. These five antibodies help fight disease by detecting viruses, bacteria, and other pathogens (disease-causing microorganisms) and ...

Talking to trees is a way to connect with nature on a deeper level, even if it seems like an odd habit people make fun of. It ...

This Tortoiseshell Cat has a PhD in teaching life lessons, and her little human sister takes it all in stride with the best ...