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.
You can get an effective aerobic workout with both an elliptical machine and a treadmill. In general, you can let your fitness goals determine whether you choose an elliptical machine or a treadmill â or a different piece of exercise equipment.