menstrual period

Researchers are investigating the effects of oral contraceptives on the physiological cycle of female astronauts on long-term missions like Mars.

Couples who want to conceive need to know about ovulation in women. People who do not want to have children also need to know about this time to prevent pregnancy.

In Malawi, a package of sanitary napkins costs the same as the payday and girls often have to miss school because there is not enough cotton to use during the menstrual period.

A businesswoman claims a new application developed by her company can replace women's contraceptives and even warns women about the timing of their menstrual periods.