A testosterone test checks how much testosterone is in your blood. Testosterone is the primary reproductive (sex) hormone for people assigned male at birth. People assigned female at birth also ...

Researchers at the University of California say they have been able to use testosterone gel to effectively slow down the progression of multiple sclerosis ... and excess blood production, which ...

And even though testosterone levels can be measured with a blood test, hormone levels can vary throughout the day. In people who menstruate, testosterone can also be higher on some days than others.

Evidence from basic and clinical studies suggests that testosterone has an immunomodulatory as well as a potential neuroprotective effect that could be beneficial in MS. Results: Testosterone ...