In this example, exercising at a heart rate of 160 beats per minute will be highly aerobic in a fat adapted athlete, allowing you to develop maximum aerobic function. (vespapower.com)
The problem is that the added stress tends to reduce aerobic function. (philmaffetone.com)
-- Poor aerobic function, as seen in the aerobic deficiency syndrome, can result in the daily loss of bone support. (philmaffetone.com)