“Blood vessels don’t change their position much–they move around a bit, but in relation to other blood vessels, they’re ...

It’s caused by blood leaking out of the tiny vessels called capillaries. The blood pools under the skin and leave a residue of hemoglobin that settles in the tissue there. Hemoglobin contains ...

Do your wrinkles always form in the same pattern every time you're in the water for too long? According to new research from ...

This investigation evaluates the accuracy of television microscopy when applied to studies of skin capillary hemodynamics in newborn infants. Microscopic videorecordings of 16 nailfold capillaries ...

Petechiae are tiny red, purple, or brown spots on your skin, inside of your mouth, or on your eyelids. These sports develop when capillaries, small blood vessels, break and leak blood into your skin.

Each 2.54 square centimetre (a square inch) of human skin has six metres (20ft) of blood vessels. Veins hold about 65 per cent of the body's blood and have one-way valves tohelp blood move.