After the blast, Lisa slipped into unconsciousness and wouldn't come out of her coma for six weeks when she learned the ...

If you don't already know your blood type, you're going to want to find out so you can learn more about your risk for heart disease.

Scientists at the University of Tokyo have developed a groundbreaking AI-powered technology that can non-invasively monitor ...

High blood pressure can quietly damage eyes, leading to blurred vision, bleeding, or even blindness. Ophthalmologist explains ...

Learn to identify when leg pain signals a potentially fatal blood clot requiring immediate attention, plus risk factors and actions that could save your life.

Spider veins tend to be small surface veins that do not cause pain and are often more of a cosmetic concern than a health issue. Varicose veins tend to be larger — and they may be characterized by ...

It happens when your leg veins become damaged and can't work as they should, according to the Cleveland clinic.

Long flights are an exercise in delayed gratification. While they're, well, long—it can take more than a day with a layover ...

In the 2000s, biotech company Theranos promised to revolutionize blood testing. Founder Elizabeth Holmes claimed Theranos ...

Compression socks are usually worn during the day to promote blood flow and relieve symptoms like swelling and pain. But a ...

Biotech startup Haemanthus says it can detect illnesses with tiny amounts of blood, urine and saliva. Here’s why that’s more ...

Red, blue, green, even purple--animal blood comes in a wide range of colors! Check out these 10 amazing types of animals with blue blood.