Hands may turn blue as the oxygen level in the tissues drops. With rewarming, the hands will turn red as the blood vessels ...

Blood vessels in the body’s extremities are the first to ... Fingers can turn white, blue, or red in even mildly cold situations, such as when opening a refrigerator. —Eve Conant ...

Red blood cells deliver oxygen and take away rubbish. And your white blood cells are like police looking for germs. There's a lot going on inside you! Blood transports materials around the body ...

“When our bodies are exposed to the cold, a normal response is for the blood vessels to become narrower ... with the skin ...

A new study looking at deadly animal African trypanosomiasis has revealed how the parasite Trypanosoma congolense evades the ...

Cardiovascular disease is one of the biggest killers in the world, leading to around 18 million deaths a year.

suggesting a direct connection between HS modifications and how blood vessels respond to injury. “These findings highlight the crucial role of HS in the body's response to trauma,” said Richter. “By ...