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 ...

This international, prospective, observational study followed 1,438 hypogonadal men who received up to five long-acting intramuscular testosterone undecanoate injections over 9–12 months. Improvements ...

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 ...