Gynaecologists Lisa Lindley and Jennifer Wider told Glamour that the best way to sleep when Aunt Flo’s in town is in the foetal position.
"Sleeping in the foetal position takes pressure off the abdominal muscles," says Dr Lindley.
"Many women report that the foetal position can help relieve cramps," adds Dr Wider.
The arrangement relaxes the skeletal muscles around your abdomen and relieves the tension in the area. Period tracking app Clue points out that the position can also prevent leakage. Bonus.
Conversely, the worst sleeping situation for period cramps is lying face down as it can irritate the uterus so that more blood comes out, increasing the likelihood of an overnight leak.