Does Testosterone Really Give Caster Semenya an Edge on the Track?

Probably so, medical experts say. But whether that means athletes like her should be barred from competitions is a fraught question. GINA KOLATA https://nyti.ms/2ZNOBHH http://bit.ly/2XZXEU5 The New York Times Health Athletics and Sports, Testosterone, Women and Girls, Hormones, your-feed-healthcare May 1, 2019 at 12:00AM