Hormone injection is a therapeutic method for medical conditions that require additional hormones. This treatment is done by injecting artificial hormones or synthetic hormones into the body. Hormones are important chemicals that regulate the basic functions of the body, including growth and development, metabolism, reproductive system and sexual function, digestive system, and even mood. In the treatment of certain diseases, hormone injections can be used as a solution to overcome the symptoms of the disorders caused. This therapy is often used to treat hormonal disorders. There are various types of hormone injection therapy used. Each type has its uses, both in medicine and in the workings of the organs of the body. Hormone Testosterone Injections Testosterone hormone injections are generally used to treat medical conditions related to lack of testosterone in men. Some symptoms that indicate the possibility of a man experiencing testosterone deficiency, such as: Decreased sex