Minor hair loss is a normal part of the hair-growing cycle. Each hair lives about 4.5 years, falls out and is replaced in about six months. If your hair is falling out in clumps, certain lifestyle practices or changes may be to blame, but consult a physician to rule out underlying medical conditions.
Blood draw: Removal of blood, usually by venipuncture (phlebotomy, venous blood sampling). Common term for blood sampling for laboratory analysis.
Save. blood /ËblÊd/ noun. blood. /ËblÊd/. noun. Learner's definition of BLOOD. [noncount]. 1. : the red liquid that flows through the bodies of people and animals. â see also bad blood, cold-blooded, full-blooded, hot-blooded, red-blooded, warm-blooded.The accident victim has already lost a lot of blood.earner's definition of BLOOD. [noncount]. 1. : the red liquid that flows through the bodies of people and animals. â see also bad blood, cold-blooded, full-blooded, hot-blooded, red-blooded, warm-blooded.