It’s important to consider a rheumatological disease as an underlying cause (called “secondary Raynaud’s phenomenon”) ...

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

Kim Kardashian relaxes in a red light therapy bed. Chris Hemsworth can’t stop cold plunging. And Gwyneth Paltrow loves ...

View Full Profile. Learn about our Editorial Policies. A.S. Smith et al., “Myosin IIA interacts with the spectrin-actin membrane skeleton to control red blood cell membrane curvature and deformability ...

Dear S.K.: It does indeed sound like you have Raynaud's phenomenon (RP), also called Raynaud's disease, based on the color ...

If you’ve ever drunk beet juice for its perks like lower cholesterol and blood pressure and improved brain function, you might have been a bit startled to notice your urine is alarmingly red during ...

Researchers at MIT have developed a noninvasive medical monitoring device powerful enough to detect single cells within blood ...

Neutrophils, one of the immune system warriors that were thought to be all the same, turn out to be diverse. Unfortunately, ...

Your skin can tell you a lot about your health. Sometimes, small changes like a new spot, rash, or strange color could be a ...

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

Fruit can add a range of nutrients to your diet that support cardiovascular health. This article highlights 10 low-sugar ...