Gross Science

Three Facts About Periods

Season 2 Episode 1 | 5m 14s | Video has closed captioning.

Knowing more about periods is important for everyone’s health.

Aired: 02/10/16

Rating: NR

From:

Problems Playing Video? | Closed Captioning

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Hi, I'm Anna. I host a YouTube series for NOVA, PBS Digital Studios, and WGBH on the slimy, smelly, creepy world of science. Here I post about all things bizarre and beautiful.

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