Testosterone and estrogen are two hormones found in the human body, and they are in constant balance with each other to maintain normal biological functioning. When boys enter puberty, they experience a significant increase in the "male" hormone testosterone, which...

Testosterone is a hormone that plays a crucial role in bodily functions. According to the National Institutes of Health (NIH), in men, testosterone is "thought to regulate sex drive (libido), bone mass, fat distribution, muscle mass and strength, and the...