The process by which blood becomes thick and stops flowing, forming a solid cover over any place where your skin has been cut or broken.
Blood that has been converted from a liquid to a solid state. Also called a thrombus . The process by which a blood clot forms is termed coagulation A blood clot, or thrombus, is stationary within a vessel or the heart. If it moves from that location through the bloodstream, it is referred to as an embolus.
Blood clots are healthy and lifesaving when they stop bleeding. But they can also form when they aren't needed and cause a heart attack, stroke, or other serious medical problems.