Testosterone is being hailed as the secret to better energy, mood, and sex drive. Here’s what experts say about when it ...

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 ...

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A clinical study of 65 men found testosterone injections improved libido for people with diabetes. The study's lead author said the findings were the first to show improvement from testosterone in a ...

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 ...

Boys conceived using intra-cytoplasmic sperm injection (ICSI) have lower serum testosterone levels than their naturally conceived counterparts, according to a recent study from Denmark where 1.5% of ...