How Women Can Deal With Periods In Space, King's College London Reveals

Who was the first woman to have her period in space? What is it like changing sanitary products while being weightless? And why doesn’t menstrual flow just float up into the body when gravity isn’t around?

These were some of the questions I had when I started researching female astronaut health. The human body goes through a lot of changes when in space. Not having gravity to constantly work against, it loses bone density and muscle mass. The cardiovascular system gets lazy and the body’s balance control mechanisms have to completely readapt themselves to find a new norm.

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