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Baby wearing an amber necklace.

Updated on Aug. 28, 2025

2 minute read

Do Amber Necklaces Work for Teething Pain?

Emily Oster, PhD

A baby sticking his tongue out and pointing at it.

Updated on Aug. 26, 2025

3 minute read

Do Tongue Ties Impact Speech?

Jennifer Shonkoff

A calendar and pregnancy tests on a table

Updated on Aug. 25, 2025

7 minute read

How Pregnancy Tests Work

Emily Oster, PhD

A baby wearing a diaper holds its feet in the air while laying on its back.

Updated on Aug. 25, 2025

4 minute read

Normal Baby Poop, Explained

Emily Oster, PhD

A person taking a cold plunge in freezing river.

Updated on Aug. 22, 2025

2 minute read

Is It Safe to Do Cold Plunges While TTC?

Emily Oster, PhD

Two partners talking to another person

Updated on Aug. 21, 2025

3 minute read

Should You Do IUI or IVF when Using a Sperm Donor?

Marea Goodman, LM, CPM

A baby cries while a breastfeeding woman suffering from mastitis cups her breast in pain.

Updated on Aug. 21, 2025

9 minute read

Mastitis and the Guidance to Treat It

Emily Oster, PhD

A person tying her shoes for running.

Updated on Aug. 13, 2025

2 minute read

When Can I Safely Return to Running Postpartum?

Emily Oster, PhD

People waiting in a doctor's office.

Updated on Aug. 12, 2025

9 minute read

What Medicaid Changes Mean for Pregnant Women and Children

Emily Oster, PhD

closeup of a donut
In the news

Updated on Aug. 12, 2025

10 minute read

What’s the Data on Ultraprocessed Foods?

Emily Oster, PhD

A parent holds their head while holding a baby with a breast pump nearby.

Updated on Aug. 11, 2025

9 minute read

Should You Fix Your Baby’s Tongue Tie?

Emily Oster, PhD

A person pumping talcum powder in hand.

Updated on Aug. 11, 2025

2 minute read

Can I Use Baby Powder on My Child’s Rash?

Emily Oster, PhD

An unhappy-looking person sitting on bed and looking at pills.

Updated on Aug. 8, 2025

12 minute read

Antidepressants Before, During, and After Pregnancy

Emily Oster, PhD

Three kids running and leaping outside.

Updated on Aug. 8, 2025

9 minute read

What’s Behind the Decline in Youth Mental Health?

Emily Oster, PhD

Stressed parent with child behind them

Updated on Aug. 8, 2025

4 minute read

Are Parents Really More Stressed?

Emily Oster, PhD

a person setting up food on the table

Updated on Aug. 8, 2025

11 minute read

How Worried Should You Be About Phthalates?

Emily Oster, PhD