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Infant in a striped onesie does a plank position on a wood floor.

Updated on Nov. 24, 2025

5 minute read

Is Crawling Important?

Emily Oster, PhD

Child drinking at water fountain
In the news

Updated on Nov. 20, 2025

9 minute read

Is There Too Much Fluoride in Drinking Water?

Emily Oster, PhD

A father holding the hands of his son.

Updated on Nov. 17, 2025

4 minute read

How Much Does Having an Absent Parent Affect Children?

Karey O’Hara

a person with two babies and having vegetables on the table

Updated on Nov. 19, 2025

2 minute read

How Important Are Green Vegetables, Really?

Emily Oster, PhD

Infant standing against window.

Updated on Nov. 12, 2025

3 minute read

Should My Baby Wear a Helmet While Learning to Stand and Walk?

Adam Davis, MD

Twins standing outdoors.

Updated on Nov. 12, 2025

2 minute read

Do Children Behave Differently for Caregivers Than Parents?

Emily Oster, PhD

Close-up of HFMD blisters on a child's feet.

Updated on Nov. 11, 2025

7 minute read

Everything You Need to Know About Hand, Foot, and Mouth

Emily Oster, PhD

Red analog televisions are arranged on a yellow background.

Updated on Nov. 10, 2025

3 minute read

How Harmful to Babies Is It to Have the TV on in the Background?

Emily Oster, PhD

A small child smiles as they peep over the side of a white bathtub.

Updated on Nov. 10, 2025

2 minute read

Is It Safe to Bathe My Baby During a Lightning Storm?

Emily Oster, PhD

Small child laying on their parent in bed with a stuffed animal.

Updated on Nov. 10, 2025

2 minute read

How Can I Get My Child to Sleep in Their Own Bed?

Emily Oster, PhD

baby in a plane

Updated on Nov. 10, 2025

4 minute read

Should My Kid Be in a Car Seat on a Plane?

Emily Oster, PhD

putting peanut butter on bread

Updated on Nov. 5, 2025

2 minute read

Does a Nut Allergy Increase Your Chances of Other Reactions?

Emily Oster, PhD

baby sitting with toys around

Updated on Nov. 5, 2025

3 minute read

Do Bilingual Children Speak Later?

Jennifer Shonkoff

two kids posing and taking photograph of each other

Updated on Oct. 29, 2025

2 minute read

Should I Post Photos of My Child on Social Media?

Emily Oster, PhD

Red, white, and blue striped toothpaste is squeezed into a squiggle on a yellow background.

Updated on Oct. 27, 2025

2 minute read

How Do I Keep My Kid from Swallowing Fluoride?

Emily Oster, PhD

A care taker with children in a daycare.
In the news

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