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Woman mixing a bottle of formula
In the news

Updated on Nov. 11, 2025

4 minute read

ByHeart Has Recalled All of Its Infant Formula

Emily Oster, PhD

A parent breastfeeding a newborn.

Updated on Nov. 5, 2025

3 minute read

How Do I Get My Baby to Latch?

Emily Oster, PhD

A parent playing with a newborn.

Updated on Nov. 6, 2025

8 minute read

What the Data Actually Says About Breastfeeding

Emily Oster, PhD

Newborn's feet under blanket.

Updated on Oct. 30, 2025

8 minute read

All About Circumcision

Emily Oster, PhD

A doctor clamping the umblical cord of a newborn after delivery.

Updated on Oct. 29, 2025

2 minute read

How Should I Care for My Baby’s Umbilical Cord?

Emily Oster, PhD

A care taker with children in a daycare.

Updated on Oct. 23, 2025

9 minute read

Child Care Is Expensive and Hard to Find. Here’s How We Fix It.

Emily Oster, PhD

A baby wearing headphones.

Updated on Oct. 22, 2025

3 minute read

What’s a Safe Level of Noise for My Baby

Emily Oster, PhD

A baby coughing hard.

Updated on Oct. 16, 2025

8 minute read

RSV 101

Emily Oster, PhD

A baby being breastfed.

Updated on Oct. 16, 2025

3 minute read

What Is Cluster Feeding?

Emily Oster, PhD

A new mom playing with her newborn in a hospital.

Updated on Oct. 8, 2025

2 minute read

How Nervous Should I Be for My First Postpartum Poop?

Emily Oster, PhD

Unrecognizable Healthcare Worker with Ultrasound on Tablet and Pregnant Woman
In the news

Updated on Oct. 9, 2025

8 minute read

The Pregnancy Dataset We Can’t Afford to Lose

Emily Oster, PhD

A baby laughing with his mother.

Updated on Nov. 5, 2025

3 minute read

What’s the Best Way to Interact With My Baby?

Emily Oster, PhD

A baby lying down with a blanket covering the mouth.

Updated on Sep. 30, 2025

9 minute read

Common Questions About Coughs

Adam Davis, MD

Pills
In the news

Updated on Sep. 25, 2025

3 minute read

Can Leucovorin Treat Autism?

Emily Oster, PhD

Child with headphones folding clothes and packing suitcase.

Updated on Oct. 16, 2025

11 minute read

How to Help Your Kids Be More Independent

Miranda Featherstone

A queer couple playing with their baby.

Updated on Sep. 24, 2025

6 minute read

Is Co-Feeding Right for You?

Marea Goodman, LM, CPM