Testosterone replacement therapy (TRT) is no longer just whispered about in gyms—it’s a medical treatment with evolving science, new delivery methods, and updated safety data. Recent expert reviews ...

The safety evidence from TRAVERSE refers to men with confirmed low testosterone levels — below 300 nanograms per decilitre of ...

Testosterone therapy, broadly referred to as Testosterone Replacement Therapy (TRT), increased approximately 27% from 2008 to 2022 with up to approximately 3% of all US adults having a prescription.

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 ...

Matt Kaeberlein, a longevity researcher and CEO of Optispan, had symptoms of low testosterone. He got his levels tested in his 50s and gradually began testosterone replacement therapy (TRT). He said ...

DEAR DR. ROACH: I am a 70-year-old male. I receive testosterone injections (in the butt) from my provider every three weeks, and have been receiving these injections for roughly five years. My ...

Subcutaneous (subQ or SQ) injections are shots given in the fatty tissue layer (subcutaneous fat) under your skin. Your skin has many layers, and the subcutaneous layer is beneath the epidermis and ...

In 2020, longevity researcher Matt Kaeberlein started wondering if he had low testosterone levels. Then, in his early 50s, Kaeberlein had all the classic symptoms: low energy, a substantial drop in ...