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Toddler sitting on top of toilet reaching for toilet paper.

Updated on Feb. 27, 2026

2 minute read

What Method of Potty Training Should I Use?

Emily Oster, PhD

toddler sitting on a high chair and drinking water

Updated on Feb. 27, 2026

3 minute read

How Long Can I Keep My Toddler on Miralax?

Emily Oster, PhD

an adult and a kid in a TV lounge watching TV

Updated on Feb. 26, 2026

2 minute read

When Should I Start Censoring What I Listen to and Watch Around a Baby?

Emily Oster, PhD

A parent looking at the phone with two kids

Updated on Feb. 26, 2026

3 minute read

Is It Bad for Parents to Use Phones Around Their Kids?

Emily Oster, PhD

Toddler sitting down and biting a toy.

Updated on Feb. 25, 2026

5 minute read

What Should I Do When My Toddler Bites?

Emily Oster, PhD

A kid holding the legs of a parent

Updated on Feb. 21, 2026

4 minute read

How Do I Stop My Child's Tantrums Before Day Care?

Emily Oster, PhD

A parent talking to a child and showing something.

Updated on Feb. 18, 2026

7 minute read

How Many Words Should Kids Say? And When?

Emily Oster, PhD

A parent breastfeeding a child

Updated on Feb. 18, 2026

8 minute read

Hormones During Breastfeeding and Weaning

Gillian Goddard, MD

breast illustration with milk drop coming out

Updated on Feb. 18, 2026

3 minute read

Why Am I Producing Breast Milk After Weaning?

Gillian Goddard, MD

A teddy bear in a crib

Updated on Feb. 18, 2026

9 minute read

Managing the Toddler Bed Transition

Emily Oster, PhD

Parent and a child brushing teeth

Updated on Feb. 18, 2026

2 minute read

Will a Child Act More Like the Parent They Look Like?

Emily Oster, PhD

A parent helping a baby to walk

Updated on Feb. 18, 2026

7 minute read

When Do Babies Start Walking?

Emily Oster, PhD

A group of babies listening to ParentData on headphones

Updated on Feb. 9, 2026

8 minute read

Why Kids Get So Many Ear Infections

Emily Oster, PhD

Close up shot of person massaging a child's foot

Updated on Feb. 9, 2026

3 minute read

When Should I Consider Physical Therapy for My Baby?

Emily Oster, PhD

Pregnant woman receiving vaccine shot from doctor
In the news

Updated on Feb. 6, 2026

8 minute read

Your Guide to Vaccines During Pregnancy

Emily Oster, PhD

kid sleeping with the dog

Updated on Feb. 2, 2026

8 minute read

Is Your Child Getting Enough Sleep?

Emily Oster, PhD