Getting testosterone from sperm
Low Testosterone and Infertility
Healthy sperm: Improving your fertility - Mayo Clinic
9 Signs of Low Testosterone
Description: The older the man, the more likely he is to experience below-normal testosterone levels. Getting outside and enjoying the sunshine can be hugely beneficial to testosterone. HIIT involves performing an exercise in a short, intense burst then following it up with an easier, recovery exercise. This content does not have an English version.