A Cass Review follow-up claims the "evidence does not support" the use of estrogen and testosterone for trans youth.

The data debunks a claim made by anti-trans activists related to mass shootings.

I’m a GP – here’s why the puberty blockers trial must go ahead - COMMENT: A landmark drugs trial involving 200 children was ...

In a multicenter, randomized, double-blind, placebo-controlled, noninferiority trial, we enrolled 5246 men 45 to 80 years of age who had preexisting or a high risk of cardiovascular disease and who ...

Historically, testosterone has been associated with masculinity. Someone having high levels of testosterone was shorthand for perceived higher levels of aggression, strength, and libido. However, ...