After a thorough review of the latest scientific evidence, the experts decided to introduce a broader term for a larger, more comprehensive overall syndrome, which includes what has so far been called "Female Athlete Triad" syndrome. The new term “Relative Energy Deficiency in Sport” (RED-S) points to the complexity involved and the fact that male athletes are also affected.
http://www.olympic.org/news/ioc-medical-commission-to-reveal-new-insights-into-the-female-athlete-triad/221481