When you were a teenager, you had approximately 100 Trillion Cells in your body of which approximately 1 Billion were Circulating Adult Stem Cells.
At age 30 the average number of circulating Adult Stem Cells have dropped to 400Million (A60%reduction).
At age 50 the average number of circulating Adult Stem Cells have dropped to 250Million (A75%reduction).
At age 60 the average number of circulating Adult Stem Cells have dropped to 100Million (A90%reduction).
At age 80 the average number of circulating Adult Stem Cells have dropped to 50Million (A95%reduction).