parent data
About us
FAQs
Contact us
Saved articles
Ask Petey
Log in Subscribe

All Articles

Sort by order
  • Relevance
  • Newest to Oldest
  • Oldest to Newest
Expecting Better book

Updated on Oct. 8, 2025

2 minute read

Four Books by Emily Oster on Pregnancy and Parenting

ParentData

Black plastic utensils in Kitchen

Updated on Oct. 7, 2025

6 minute read

Should You Throw Out Your Black Plastic Kitchen Tools?

Emily Oster, PhD

ParentData podcast art

Updated on Oct. 2, 2025

24 minute read

The Power of Local Politics

Emily Oster, PhD

A person shopping in a grocery store adds a bottle of oil to their shopping bag.
In the news

Updated on Oct. 1, 2025

9 minute read

What Are Seed Oils, and Are They Bad For You?

Emily Oster, PhD

A baby's profile is seen on a sonogram.

Updated on Sep. 26, 2025

4 minute read

Why Are There So Many Prenatal Appointments?

Emily Oster, PhD

Gloved hands touching a newborn baby in labor room

Updated on Sep. 23, 2025

8 minute read

Is Vaginal Seeding Worth Trying?

Emily Oster, PhD

A person wearing red light mask in a professional set up.

Updated on Sep. 23, 2025

3 minute read

Do Red Light Masks Do Anything?

Emily Oster, PhD

A scoop of creatinine.
In the news

Updated on Sep. 22, 2025

8 minute read

Should You Be Taking Creatine?

Emily Oster, PhD

A queer couple with a baby.

Updated on Sep. 19, 2025

5 minute read

How Can You Prepare for Your Postpartum as a Queer Parent?

Marea Goodman, LM, CPM

Syringe and vaccine vial on a dark background
In the news

Updated on Sep. 20, 2025

7 minute read

What’s Happening to the MMRV, Hepatitis B, and COVID Vaccines?

Emily Oster, PhD

A person lying on bed and holding legs on top

Updated on Sep. 19, 2025

2 minute read

Does Keeping Your Legs Up After Sex Help You Get Pregnant?

Emily Oster, PhD

Vaccine being loaded in the syringe.
In the news

Updated on Sep. 16, 2025

6 minute read

Fact Check: Vaccine Studies

Emily Oster, PhD

A plant blooming from an egg shell.
In the news

Updated on Sep. 12, 2025

8 minute read

What Is Restorative Reproductive Medicine?

Emily Oster, PhD

A person pumping cream into hand

Updated on Sep. 10, 2025

3 minute read

Can I Take Hormone Therapy If I Had Breast Cancer?

Gillian Goddard, MD

A calendar and pregnancy tests on a table

Updated on Aug. 25, 2025

7 minute read

How Pregnancy Tests Work

Emily Oster, PhD

A happy family with a newborn.

Updated on Aug. 21, 2025

8 minute read

Does Giving Families Money Improve Child Outcomes?

Emily Oster, PhD