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Baby bottles are drying on a towel after being washed.

Updated on Oct. 13, 2025

2 minute read

Do I Need to Sanitize Bottles?

Emily Oster, PhD

A baby basket with onsie, stuffed rabbit, and sonogram picture waits ready for a baby.

Updated on Oct. 16, 2025

1 minute read

Should I Consider Membrane Sweeping?

Emily Oster, PhD

Emily Oster after a race.

Oct. 17, 2022

8 minute read

Are Super Shoes That Super?

Emily Oster, PhD

A brown rabbit sitting against a pink background.

Updated on Sep. 24, 2025

2 minute read

Is It Safe for Me to Take My Kids to a Petting Zoo?

Emily Oster, PhD

Close up of non-alcoholic beer.

Updated on Jun. 12, 2025

2 minute read

Are Non-Alcoholic Beers Safe While Pregnant?

Emily Oster, PhD

a parent is standing holding the newborn and a grandparent is trying to help

Updated on Jun. 12, 2025

4 minute read

When Should I Allow Visitors Around My Newborn?

Emily Oster, PhD

Woman at the doctor's office

Updated on Apr. 18, 2025

2 minute read

What Are the Best Treatments for Secondary Infertility?

Emily Oster, PhD

A parent combs a child's long hair with a lice comb, and examines the comb in the light.

Updated on Jan. 20, 2025

8 minute read

Pinworms, Lice, and Itching

Emily Oster, PhD

Mother breastfeeding her newborn in bed.

Updated on Oct. 16, 2025

2 minute read

Do Nipple Shields Affect Breastfeeding Benefits?

Emily Oster, PhD

Chocolate covered ice cream popsicles are arranged on a green background.

Updated on Jun. 10, 2025

4 minute read

Should I Embrace a Food-Neutral Stance with My Kids?

Emily Oster, PhD

Mosquito on blade of grass

Oct. 6, 2022

4 minute read

Should You Worry About Zika?

Emily Oster, PhD

Three Boppy Loungers are pictured in a row.

Oct. 4, 2022

3 minute read

Boppy Lounger Recall

Emily Oster, PhD

Kids in a classroom play with Montessori-style toys.

Updated on Oct. 14, 2025

9 minute read

Is Montessori School Better?

Emily Oster, PhD

A couple enjoying themselves in a hot tub.

Updated on Jul. 3, 2025

2 minute read

How Bad Is It to Use a Hot Tub While Trying to Conceive?

Emily Oster, PhD

An hourglass filled with blue sand sits on a pink pedestal on a blue table. Most of the sand has fallen to the bottom chamber of the hourglass.

Sep. 30, 2022

4 minute read

How Long Should I Wait Before Having Another Kid?

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