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.
Fast Facts About Blood Draws. 1  A blood draw (sometimes called a blood test) is a way to collect blood so that lab testing can be done to check your childâs health. 2  Each blood draw takes about 5 to 10 minutes.