A blood clot is a gel-like mass of blood that can form as a natural part of wound healing. But blood clots that occur within arteries or veins can be dangerous and even life-threatening if they block ...

Michelle Spear does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Period blood color can change from bright red to dark red, pink, or brown at different points during menstruation, though it's not typically an indicator of your overall health. Color can change with ...

Blood donation is widely recognized as a life-saving act, replenishing hospital supplies and aiding patients. But could donating blood also benefit the donor? Frequent blood donors may experience ...

A blood glucose test measures how much sugar you have in your blood. You may have a blood glucose test in a doctor’s office, laboratory, or with a fingerstick meter at home. When you eat ...

Skywatchers snapped photos of the "blood moon" hovering above North and South America last night. Here's a gallery of images to celebrate the total lunar eclipse. Comments ( 0 ) ( ) ...

Your regular donation of blood could be doing some good for your own health. Researchers have found early evidence that blood donation can trigger helpful changes in the cells that replenish our ...

Stargazers around the world were treated to the year’s first total lunar eclipse — a “blood moon.” March’s full moon, also called a worm moon, reached peak illumination in the early ...

The life-saving act of giving blood may not only be beneficial to the patient but also to the donor, new research has suggested. The NHS needs 4,300 blood donations a day to meet the needs of ...

The blood–brain barrier acts as a strict control point for what can enter the brain, and is created by tight junctions between endothelial cells lining blood vessels, astroyctic endfeet and a ...

The moon has turned red in an event known as a blood moon following a lunar eclipse - which was partly visible in the UK just before dawn on Friday. In the UK, the moon had already set below the ...

It was the first total lunar eclipse, also known as a blood moon, in more than two years. A lunar eclipse occurs when the sun, Earth and moon align, in that order. There are different types of ...