Iron deficiency in mice mothers can sometimes result in their offspring developing female sex organs despite having male sex genes, according to new research. Although genetics has been thought to ...

Imane Khelif’s sex-test results from the 2023 World Championships have been published for the first time, with the medical report appearing to indicate that the boxer is biologically male.

Oregon female athletes don't stand next to trans competitor on medal podium at state championship. Oregon high school girls' track and field athletes Reese Eckard and Alexa Anderson stepped down ...

2. What is the male-to-female ratio of lupus patients? The majority of lupus patients are female, with men comprising only 4% to 18% of those with the disease. 1. The male-to-female ratio in lupus ...