Question

The life span of red blood cells?

Answer 1

the life span of red blood cells is of 100 to 120 days

Answer 2

Life cycle. Human red blood cells are produced through a process named erythropoiesis, developing from committed stem cells to mature red blood cells in about 7 days. When matured, in a healthy individual these cells live in blood circulation for about 100 to 120 days (and 80 to 90 days in a full term infant).