Ibrahim Mukunga: Testosterone boosters commonly used by athletes to build muscle, increase endurance

Prolific marathoner Ibrahim Mukunga Wachira has disclosed intrigues that happen behind the scenes in the world of athletics all in a bid to secure their win by boosting their performance.

According to Mukunga, testosterone not only helps athletes increase endurance and lean muscle mass but also helps in libido given that much of the hormone is worked up during the race and hence lowering their sex drive.