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S2 Episode 15 Nourished periods

Eating Psychology Coach Lu Uhrich teaches me a thing or two about body image, nourishing yourself, and how to get back your period. Check out for the full show notes.

Duration: 00:50:54

S2 Episode 14 Undernourished periods

We learn about the female athlete triad, and how menstrual disturbances have more to do with not eating enough and adhering to cultural conceptions of beauty than overexercising. See for full show notes.

Duration: 00:53:23

S2 Episode 13 Sisters forever!

Liz Lerner, Kate's sister, hosts the first episode of season 2. Liz interviews Kate and learns the moment she learned where babies come from, and the times she thought she had gotten her period but didn't.

Duration: 00:49:17

Season 2 Teaser!

We are so excited to share the next season with you! Hear about some of our upcoming episodes and our new sponsor!

Duration: 00:03:50

Episode 12 Listen with your grandma

I talk to Dr. Molly Fox, Assistant Professor of Biological Anthropology at UCLA, about why grandmas are cool, and you should listen to this episode with your female relatives. Check out the show notes at, and support this podcast at This is the last episode of this season, make sure you subscribe so you don't miss bonus content before season 2!

Duration: 00:58:43

Episode 11 Hormones make it rain

Scicurious, also known as Dr. Bethany Brookshire, chats with Kate about PMS and PMDD. Go to for the show notes, and check out Kate's new Patreone to support the podcast,!

Duration: 00:52:17

Episode 10 Periods in the Wild

Kate Blazar, CEO and founder of Animosa and the Go With Your Flow Pack, tells us about her new product and Kickstarter. Find my show notes at and the Kickstarter at

Duration: 00:44:47

Breakthrough Bleed A Bonus Podcast About the Election

This is a bonus episode of PERIOD podcast about the US Presidential Election. For a full transcript and show notes go to

Duration: 00:07:50

Episode 9: Ladybugs

Dr. Roxana Hickey joins Kate to talk ladybugs – or rather, the vaginal microbiome. Check out the show notes at!

Duration: 00:45:00

Episode 8 Menstrual-born killers

Kate interviews Dr. Felisa Reynolds about their shared experience of a workplace bathroom, and Dr. Jessica Brinkworth about the health consequences of crappy menstrual hygiene.

Duration: 00:41:39

Episode 7 Public periods

Kate interviews musician Kiran Gandhi and inventor Heli Kurjanen about having periods in public.

Duration: 00:42:14

Episode 6 Periods for Politicians

Kate interviews the founder of Periods for Pence, now Periods for Politicians.

Duration: 00:40:02

Episode 5 Teaching periods

This episode was a ton of fun to put together. I was lucky to get to interview Lali DeRosier, a seventh grade science teacher and awesome science outreach advocate. We talk about what kids know, and what cultural conceptions of gender make kids not realize they know… like the several times Lali has had to convince boys in her classroom that girls poop. Then, I talk to Talia Oakley, a sex health educator. We also talk about what kids know and mis-know… and my daughter makes an accidental...

Duration: 00:50:12

Episode 4 I think it's sort of like pee or poop

I interview four mothers and their kids -- and my own kid -- about what a period is. We discuss how kids come to understand privacy and secrecy, bodily functions, and growing up.

Duration: 00:34:37

Episode 3 Blood Coming out of her Wherever

I interview Dr. Alma Gottlieb about what periods are, culturally – what they mean to us, what they do to us, how they fit or don’t fit into the dominant cultural paradigm. Dr. Gottlieb shares insights into menstrual taboos, in the United States and cross-culturally. She also talks about what it means that 20-25% of the reproductive-aged women you meet are menstruating, even though they are hiding it. What does it mean to hide something fundamental about yourself for a quarter of your...

Duration: 00:35:06

Episode 2 Monkey Trainers and Tampon Squeezers

In my first full episode, I interview Dr. Elizabeth Rowe about her research on menstruation, and why we have periods. Dr. Rowe shares broad evolutionary insights about why people menstruate, as well as quirky tidbits about how researchers have studied periods over the years. Learn how scientists discovered how much monkeys menstruate, and which region of Europe seems to enjoy wringing out sanitary products. Next week, I’ll interview Dr. Alma Gottlieb, a cultural anthropologist who also...

Duration: 00:33:37

Episode One: Introduction to PERIOD

Welcome to PERIOD! PERIOD is a podcast where I explore anything and everything to do with the menstrual cycle, most especially the bloody bits. I am a biological anthropologist whose research focuses on the ways in which stress, lifestyle, and environment affect women’s health. I also wrote for Scientific American for a few years and do a fair bit of science outreach online and on my campus, the University of Illinois. PERIOD is my chance to spend some time with my favorite topic, hang out...

Duration: 00:06:58