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close up picture of a baby holding teether in hand

Updated on Dec. 22, 2025

7 minute read

My Baby Is Teething. Now What?

Emily Oster, PhD

A toddler bushes their teeth in front of a mirror.

Updated on Dec. 21, 2025

8 minute read

Toddler Teeth

Emily Oster, PhD

wooden toys placed on a white background

Updated on Dec. 17, 2025

2 minute read

Are Wooden Toys Better for Babies?

Emily Oster, PhD

A purple and an yellow gun.
In the news

Updated on Dec. 14, 2025

7 minute read

What Parents Should Know About Gun Violence

Megan Ranney, MD, MPH

formula milk in feeder

Updated on Dec. 10, 2025

2 minute read

Why Is There a Daily Serving Limit for Formula but Not Breast Milk?

Emily Oster, PhD

Updated on Dec. 9, 2025

2 minute read

What’s the Right Time to Transition to New Milestones?

Emily Oster, PhD

Kids jumping in an indoor trampoline park.

Updated on Dec. 3, 2025

2 minute read

Are Trampoline Parks Risky?

Emily Oster, PhD

A child sits on a couch playing with an ipad that she won't hand over to her parent.

Updated on Dec. 2, 2025

7 minute read

What to Do When What’s Best Is Impossible

Emily Oster, PhD

A robot puppy.
In the news

Updated on Nov. 26, 2025

9 minute read

Are AI Toys Safe for Children?

Dana L. Suskind, MD

Plastic glasses with a nose, mustache, and funny eyebrows attached.

Updated on Nov. 26, 2025

2 minute read

What Can I Do About My Child’s Stranger Anxiety?

Emily Oster, PhD

A toddler finishing milk from his bottle while the parent is trying to take it.

Updated on Nov. 26, 2025

3 minute read

What Should I Do If My Toddler Refuses to Give Up Bottles?

Emily Oster, PhD

Baby in parent's arms having a bottle

Updated on Nov. 26, 2025

3 minute read

Should I Give My Six Month Old Cow’s Milk Instead of Formula?

Emily Oster, PhD

a parent holding a baby and the nurse is injecting a vaccine to the baby

Updated on Nov. 26, 2025

2 minute read

Should I Space Out My Baby’s Vaccines?

Emily Oster, PhD

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