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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 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 parent lifting a baby from the bassinet.

Updated on Aug. 19, 2025

2 minute read

Is My Scent Waking Up My Hungry Baby?

Emily Oster, PhD

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

A breast pump and full bottle of milk sit on a stack of diapers against a blue background.

Updated on Aug. 13, 2025

3 minute read

Is It Better to Breastfeed or Pump?

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

Person looking skeptical in small supermarket

Updated on Aug. 8, 2025

7 minute read

Why Does Everything Have Lead All of a Sudden?

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

A kid in a red shirt smiles while eating a red popsicle that has dripped all over their face and arm.
In the news

Updated on Aug. 8, 2025

10 minute read

Are the Worries About Food Dyes Overblown?

Emily Oster, PhD

A child playing with a bottle of pills
In the news

Updated on Aug. 8, 2025

2 minute read

Does Vitamin A Prevent Measles?

Emily Oster, PhD

vaccines on blue background

Updated on Aug. 8, 2025

5 minute read

No, Vaccines Do Not Increase Autism by 1,135%

Emily Oster, PhD

Formula , bottle, rattle and a pacifier on a table.
In the news

Updated on Aug. 8, 2025

11 minute read

What to Know About Infant Formula and the FDA Review

Emily Oster, PhD

baby sleeping on soft surface

Updated on Aug. 4, 2025

9 minute read

Are White Noise Machines Safe for Babies?

Emily Oster, PhD

A person doing research and looking stressed.

Updated on Aug. 2, 2025

9 minute read

When “It Can’t Hurt” Actually Can

Emily Oster, PhD