“It is a huge topic for women in sport,” Asher-Smith told BBC Sport. “It is something I think more people need to research from a sports science perspective.

“It could do with more funding because if it was a men’s issue we would have a million different ways to combat things.”

We know that women make up a very small amount of all scientific research. In sports science, it’s thought that just 3% of participants are women, and given that not all of the research on us will be done during the menstrual stage, that leaves just a tiny portion of studies that are done on periods.

Dina Asher-Smith calls for more period research in sport