Capillary leak syndrome is a rare disorder where the plasma in your blood leaks from your capillaries (small blood vessels) into surrounding tissues in your body. It affects fewer than 1,000 people in ...

Researchers have discovered that a certain type of cell that sits on top of the brain's smallest blood vessels senses when their brain region needs energy. When glucose levels are low, these cells ...

An angiokeratoma is a skin lesion or wound. It's created when an open capillary ⁠— a type of blood vessel ⁠— in a lower layer of your skin gets covered with extra layers of skin cells. This can make ...