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A baby rests face down on a fuzzy blanket during tummy time.

Updated on Oct. 17, 2025

2 minute read

Does My Baby Really Need Two Hours of Tummy Time Per Day?

Emily Oster, PhD

A baby being breastfed.

Updated on Oct. 16, 2025

3 minute read

What Is Cluster Feeding?

Emily Oster, PhD

A parent breastfeeding a baby

Updated on Oct. 16, 2025

9 minute read

The Data Behind Breast Milk Supply

Emily Oster, PhD

A parent feeds baby food to a baby in a high chair.

Updated on Oct. 16, 2025

13 minute read

How to Start Solids

Emily Oster, PhD

Arrangement of Adderall pills.

Updated on Oct. 16, 2025

2 minute read

Can I Take Adderall in Pregnancy and While Breastfeeding?

Emily Oster, PhD

A baby holding their breath with puffed-out cheeks and lips.

Updated on Oct. 16, 2025

2 minute read

Why Is My Baby Holding Her Breath?

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 hospital-style baby blanket stretched out.

Updated on Oct. 16, 2025

3 minute read

Is It Dangerous to Swaddle My Baby Too Much?

Emily Oster, PhD

Mother breastfeeding her newborn in bed.

Updated on Oct. 16, 2025

2 minute read

Do Nipple Shields Affect Breastfeeding Benefits?

Emily Oster, PhD

A baby coughing hard.

Updated on Oct. 16, 2025

8 minute read

RSV 101

Emily Oster, PhD

A baby sitting on a parent's lap.

Updated on Oct. 14, 2025

3 minute read

Am I Hurting My Baby by Sitting Them Up?

Adam Davis, MD

Newborn accessories like socks, beanies, a blanket and a teddy.

Updated on Oct. 14, 2025

2 minute read

What Accessories Does My Newborn Really Need?

Emily Oster, PhD

Baby bottles are drying on a towel after being washed.

Updated on Oct. 13, 2025

2 minute read

Do I Need to Sanitize Bottles?

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

Powdered formula in a measuring spoon, next to a baby bottle.

Updated on Oct. 10, 2025

2 minute read

Is It Safe to Add Rice Cereal to Baby Formula?

Emily Oster, PhD

A parent holding a newborn.

Updated on Oct. 10, 2025

3 minute read

What’s Elimination Communication and Should I Try It?

Emily Oster, PhD