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A baby sleeping in a crib with pillow and teddy.

Updated on Oct. 8, 2025

2 minute read

Is It Okay for My Toddler to Use a Pillow?

Emily Oster, PhD

A pregnant person lying on a bed

Updated on Oct. 8, 2025

2 minute read

Is It Normal to Be This Tired During Pregnancy?

Emily Oster, PhD

A person sitting in a bathrobe and holding a positive pregnancy test

Updated on Oct. 8, 2025

2 minute read

What Does “Hyperfertility” Mean?

Emily Oster, PhD

View of a baby's head during a 37-week ultrasound.

Updated on Oct. 8, 2025

2 minute read

How Worried Should I Be About Microcephaly If My Baby's Head Is Measuring Small?

Nathan Fox, MD

Halved pomegranate on orange background

Updated on Oct. 8, 2025

3 minute read

I Had an Ovary Removed. What Does That Mean for Perimenopause?

Gillian Goddard, MD

Bottles of breast milk and a breast pump are arranged on a yellow cloth.

Updated on Oct. 8, 2025

3 minute read

What Causes High-Lipase Breast Milk?

Emily Oster, PhD

A person in bed writing something with laptop open on cushion

Updated on Oct. 8, 2025

2 minute read

What’s the Data Behind Pelvic Rest After IVF?

Kolbe Hancock, MD

A pregnant person cooking in the kitchen

Updated on Oct. 8, 2025

2 minute read

When Do Pregnancy Cravings Start?

Emily Oster, PhD

Person with fever looking at thermometer

Updated on Oct. 8, 2025

3 minute read

How Dangerous Is a Fever in Early Pregnancy?

Emily Oster, PhD

Black plastic utensils in Kitchen

Updated on Oct. 7, 2025

6 minute read

Are Black Plastic Kitchen Utensils Toxic?

Emily Oster, PhD

A pregnant person lying on the back in bed.

Updated on Oct. 7, 2025

7 minute read

How Important Is Side Sleeping When Pregnant?

Emily Oster, PhD

A baby sucks their thumb while sleeping on their back in a crib.

Updated on Oct. 7, 2025

12 minute read

The Data Behind Safe Sleep

Emily Oster, PhD

A person holding pills and water.

Updated on Oct. 4, 2025

1 minute read

Does Plan B Cause Infertility?

Emily Oster, PhD

A person holding a basket of eggs.

Updated on Oct. 4, 2025

3 minute read

At What Age Should I Freeze My Eggs?

Breonna Slocum, MD

A person and their parent holding hands

Updated on Oct. 2, 2025

2 minute read

If My Mom Had an “Easy” Labor, Will I?

Emily Oster, PhD

ParentData podcast art

Updated on Oct. 2, 2025

24 minute read

The Power of Local Politics (Podcast)

Emily Oster, PhD