New study: no significant differences between trans & non-trans sportswomen in upper-body strength, lower-body strength or aerobic fitness after hormone therapy
FACT: Trans women athletes do not have a physical fitness advantage compared to other women
This meta-analysis covers mostly non-athletes, rates evidence low/very low certainty, and omits sport-specific performance. It does not reverse retained male advantages post-puberty. World Rugby evidence review: https://www.world.rugby/the-game/player-welfare/guidelines/transgender