Testosterone is the principle male hormone primarily responsible for sexual development and characteristics.
A drop in the sensitivity to, or the production of, these hormones have far reaching implications.
They affect mainly brain, metabolic, cardiovascular, hormonal and sexual functioning.
Low levels of sexual hormones present with symptoms such as mood swings, irritability, poor concentration, and changes in sleep patterns.
There is an increased risk of developing osteoporosis, diabetes, weight gain and change to libido .
One of the most common symptoms is decreased libido and sexual performance.