4 May 2022

Menstrual hormones could be sport advantage - expert

From Midday Report, 12:43 pm on 4 May 2022

Many pro athletes are openly talking about their periods - including golfer Lydia Ko who said her menstrual cycle causes back pain.

Her casual comment made headlines, but one expert says discussing periods should be normal.

Female athlete performance physiologist Stacy Sims says all women could be using their hormones to increase their performance.

Dr Sims spoke to Māni Dunlop.