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A parent holding her baby in the background with a breast pump and a bunny toy in focus

Updated on May 2, 2025

3 minute read

Does Pumped Breast Milk Have Fewer Antibodies?

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 brown teddy bear sits on top of a plastic potty next to a stack of diapers.

Updated on Apr. 16, 2025

3 minute read

How Do I Get My Kid to Poop in the Toilet?

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

A spoon full of xylitol

Updated on Apr. 15, 2025

3 minute read

Is Xylitol Dangerous?

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

baby hand washing with parent

Updated on Apr. 1, 2025

9 minute read

Yes, You Really Do Need to Wash Your Hands

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

a baby and a parent sitting on a floor and doing home chores

Updated on Apr. 1, 2025

3 minute read

Should Kids Do Chores?

Emily Oster, PhD

A parent holds the back of her palm to her child's forehead while the child sleeps in bed. In the other hand, the parent holds a thermometer that reads "hi"

Updated on Mar. 31, 2025

8 minute read

Everything You Need to Know About Norovirus

Emily Oster, PhD

Flames from a gas burner are pictured close-up.

Updated on Mar. 30, 2025

9 minute read

How Worried Should We Be About Gas Stoves?

Emily Oster, PhD

A parent talking to a toddler by the sofa.

Updated on Mar. 21, 2025

3 minute read

How Should I Respond When I Don’t Understand My Toddler?

Emily Oster, PhD

Illustration of different forms of conjunctivitis

Updated on Mar. 11, 2025

6 minute read

Pink Eye 101

Emily Oster, PhD

A red rubber lobster is seen on a blue background.

Updated on Mar. 6, 2025

2 minute read

How Do Allergies to Shellfish Work?

Emily Oster, PhD