Male hypogonadism, also known as testosterone deficiency, is when the testicles produce less of the male sex hormone testosterone or have a reduced sperm count, or both. This condition affects many functions of the organ systems and can also have a negative impact on a man’s quality of life. Therefore, early detection of the signs of male hypogonadism and timely intervention are very important.

Hypogonadism is a condition in which the testicles fail to produce testosterone, sperm, or both. Hypogonadism can affect many organ functions and negatively impact a child's quality of life.

There are many testicular disorders that can occur in men, but the two most common are penile disorders and testicular disorders. Both of these disorders can affect a man’s sexual function and fertility.