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Baby in a sleep sack and printed onesie, smiling big with two bottom teeth.

Updated on Apr. 29, 2025

2 minute read

Do I Have to Stop Night Feeding?

Emily Oster, PhD

Two babies sitting with drums.

Updated on Apr. 29, 2025

2 minute read

What Types of Music Could Boost My Child’s IQ?

Emily Oster, PhD

ParentData podcast art

Updated on Apr. 29, 2025

14 minute read

All About Vaccines (Podcast)

Emily Oster, PhD

A baby drinking milk from a bottle

Updated on Apr. 28, 2025

2 minute read

Can I Give My Baby Colostrum Then Switch to Formula?

Emily Oster, PhD

A mom breastfeeding her baby

Updated on Apr. 28, 2025

2 minute read

How Much COVID Protection Will My Baby Get from Breastfeeding?

Emily Oster, PhD

A close up of a couple holding hands at a table. The hands are in shadow, backlit by a window.

Updated on Apr. 25, 2025

9 minute read

The Facts About Stillbirth

Emily Oster, PhD

A parent holding and stretching the baby's legs

Updated on Apr. 25, 2025

2 minute read

What Is the Data Behind Growth Charts?

Emily Oster, PhD

A baby sitting on the beach wearing sunglasses.

Updated on Apr. 24, 2025

2 minute read

Is It Safe to Use Sunscreen on Babies Under Six Months?

Emily Oster, PhD

Person making a marijuana joint on a counter.

Updated on Apr. 16, 2025

3 minute read

Is It Dangerous for My Baby to Be Around Marijuana Smoke?

Emily Oster, PhD

An organic mattress with pillows and soft toys

Updated on Apr. 15, 2025

3 minute read

Should I Get an Organic Mattress for My Child?

Emily Oster, PhD

Four children smiling and jumping with hands raised into the air.

Updated on Apr. 13, 2025

8 minute read

What Does Matter for Childhood Outcomes?

Emily Oster, PhD

Lit cigarette in a red ashtray on a green bench with fallen leaves around it.

Updated on Apr. 9, 2025

3 minute read

Can I Smoke Socially While Breastfeeding?

Emily Oster, PhD

A newborn on a weighing scale

Updated on Apr. 4, 2025

3 minute read

When Should Infants Get Back to Their Birth Weight?

Emily Oster, PhD

A judgemental person holding a magnifying glass looks on, horrified.

Updated on Apr. 1, 2025

2 minute read

My Relative Thinks My Baby Is Autistic. Am I Missing Signs?

Emily Oster, PhD

Multicolored paper speech bubbles hanging from yarn across a yellow background.

Updated on Apr. 1, 2025

2 minute read

Should We Speak to Our Child in Multiple Languages?

Emily Oster, PhD

Changing baby's diaper

Updated on Apr. 1, 2025

2 minute read

How Do I Know What “Normal” Poop Looks Like?

Emily Oster, PhD