It depends on what blood cell you are talking about.A red blood cell lives at about 120 days.A white blood cell lives at about 13 to 20 days which is the time where the lymphatic system destroys them.Lastly,platelets live 4 to 10 days.I hoped I answered your question clearly!:D. normal healthy white blood cell lives for approximately 12 hours. Whereas a healthy red blood cell lives for about 90 days. Although blood is produced from healthy bone marr â¦ ow and constantly producing new red and white blood cells.
Elliptical machines target the lower-body muscles, specifically working the quads and hamstrings. This exercise provides more quad engagement than walking, working out on a treadmill or spinning on a stationary bike, according to Ben Greenfield of Champions Sports Medicine.
S imple machines help us make better use of our muscle power to do work. A simple machine produces force and controls the direction of a force. Simple machines help us lift, pull or raise items, change the direction of the force, increase the force, split things, fasten things, and cut things. We all use simple machine s every day, opening a door, turning on the water faucet, going up stairs, or opening a can of paint. Simple machines make work easier.