Kate Wahl, PhD

What the latest research says about how the hormonal IUD and the copper IUD work.

Is it painful to have an IUD inserted? Can an IUD get lost inside of me? Your questions about...

What the research says about the effects of eating soy on cardiovascular health, breast cancer, sperm quality, testosterone, and more....

Confused about the differences between all the different types of birth control pills? Here’s how to choose an oral contraceptive...

We looked into the research to find out about the side effects, risks, and benefits of the implant, the intrauterine...

Is it painful to have an implant inserted? Will the implant get lost inside of me? Will the implant affect...

Here is what the research says on each method.

All hormonal contraceptives are associated with changes in menstrual bleeding patterns. Here’s the latest research on how every method of...

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