What Happens When You Take Testosterone?

What this video covers

This is an explainer from the science channel AsapSCIENCE, published in May 2023. According to its description, it starts from the claim that more men are taking testosterone supplements now than at any earlier point. It then asks why that is happening, what the hormone does in the body, and why using it could be risky. The description credits Greg Brown as writer, with animation by Max Simmons and Greg Brown, and points viewers to the channel's podcast for more detail.

The chapters show how the video is organised. It opens on the rise in use, then spends roughly three minutes on how testosterone works. It moves on to hypogonadism and its treatment, followed by a section on why younger men use it. Two risk sections come next, the first on the heart and prostate and the second on fertility and wider health. A closing chapter covers usage. The description names Joe Rogan, Andrew Huberman and Bad Bunny as examples of public figures tied to the conversation, and says the science is more nuanced and potentially more harmful than many people expect.

The description lists a reference set that includes articles from Nature-family urology and endocrinology journals, a PubMed Central entry and a Mayo Clinic page on testosterone therapy. It contains no sponsor, affiliate link or discount code. This page draws only on the title, description and chapters, so it cannot say which findings or figures the video presents. Readers who want to see how the creator weighs benefits against risks will need to watch it.

Our summary, written from the video's title, description and chapters (description and chapters), checked 2026-10-31. It reports what the creator presents; it is not medical advice, and the creator's experience may not match yours.