Can testosterone make women the best runners?

Some feminine athletes have naturally high androgen levels that area unit almost like men, and there's arguing over whether or not it's honest to permit them to vie against feminine athletes with traditional androgen levels. There's a lack of clear proof on however androgen levels have an effect on women's athletic performance. to be told additional, Swedish researchers gave forty eight physically active, healthy ladies between the ages of eighteen and thirty-five either ten milligrams (mg) of androgen cream or ten mg of a placebo cream on a daily basis for ten weeks.

 The researchers, crystal rectifier by Angelica Linden Hirschberg from the Karolinska Institute in the capital of Sweden, assessed however androgen levels affected aerobic performance by mensuration however long the ladies might run on a treadmill before changing into exhausted. Average current levels of androgen rose from zero.9 nanomoles/liter of blood (nmol/l) to four.3 nmol/l among the ladies given the androgen cream.
 There was no increase among the ladies WHO received the placebo. Compared to the ladies within the placebo cluster, period to exhaustion inflated by twenty-one.2 seconds (8.5%) among the ladies within the androgen cream cluster. The women within the androgen cream cluster additionally had abundant larger gains in lean muscle mass than those within the placebo cluster. On average, androgen} levels among ladies WHO received the hormone cream rose to levels that were below the common aim men. Yet, that level considerably inflated the length of your time they might run before reaching exhaustion, in keeping with the study revealed on-line October. fifteen within the British Journal of medicine. Female athletes with naturally high androgen levels should lower their levels to below five nmol/l of blood to be eligible to vie at international level in panorama races, the International Association of Athletics Federations says. The policy has been wide criticized and challenged in court.