Many healthcare providers regard testosterone cypionate and testosterone enanthate as interchangeable, but each has differences in their ingredients and duration of action. These differences influence ...

Testosterone is an important hormone. It can boost libido, increase muscle mass, sharpen memory, and bump up energy. Yet, most men lose testosterone with age. A reported 20 to 40 percent of older men ...

Testosterone injections are a treatment for sexual dysfunction in males and for low testosterone in either males or females. They can also be part of gender affirming care. Although testosterone ...

Injectable testosterone is associated with a higher short-term risk of cardiovascular events compared with testosterone gel or patch formulations, according to a new epidemiologic study of three large ...

This article was reviewed by Felix Gussone, MD. Testosterone replacement therapy (TRT) products are controlled substances and require a prescription. To get a prescription, a licensed healthcare ...