Evaluation was done in two classes of racing, closed and open cockpit, and found the physical durability to be the same. Women naturally have an elevated core temperature during a certain phase of their menstrual cycle. The luteal phase is the second half of the menstrual cycle, beginning after ovulation and ending when you get your next period. The luteal phase is also when women can have higher heart rates, core body temperature and an increase in other physiological factors that are considered markers for fatigue. 'The luteal phase is when women can have higher heart rates, core body temperature and an increase in other physiological factors that are considered markers for fatigue.

Source: Daily Mail April 05, 2019 17:15 UTC