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Adult and large dog nap on the couch. The woman has a light-blue blanket.

Jan. 19, 2023

3 minute read

Should Adults Nap?

Emily Oster

A parent stretches to prepare for jogging next to a baby stroller.

Jan. 9, 2023

13 minute read

Puberty, Postpartum, and Adaptation

Emily Oster

A group of babies listening to ParentData on headphones

Jan. 8, 2023

29 minute read

Puberty, Postpartum, and Adaptation

Emily Oster

A baby reaches out of a basket to grab wooden rings on a mobile.

Jan. 5, 2023

6 minute read

There’s No Secret Option C

Emily Oster

Wooden blocks on a teal background spell out 2022 and 2023.

Dec. 26, 2022

3 minute read

It’s an End-of-Year Roundup

Emily Oster

A stack of milk, white, and dark chocolate bars on a white background.

Dec. 23, 2022

3 minute read

Should I Worry About Exposure to Lead in Chocolate While Pregnant?

Emily Oster

A group of babies listening to ParentData on headphones

Dec. 20, 2022

15 minute read

Your Personal Questions on Marriage

Emily Oster

A stack of smarphones on a wood table.

Dec. 16, 2022

4 minute read

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

Emily Oster

One child stacks block while another knocks the tower over.

Dec. 15, 2022

7 minute read

When Should You Brush Your Teeth?

Emily Oster

Pink and blue flowered underwear hang on a clothesline against a blue sky.

Dec. 13, 2022

2 minute read

How Do I Handle Visitors Who Smoke in the House?

Emily Oster

A group of babies listening to ParentData on headphones

Dec. 8, 2022

55 minute read

Parenting in America

Emily Oster

A young parent is holding a crying baby on one hip while trying to do the laundry with her other hand.

Dec. 8, 2022

16 minute read

What's Wrong With Parenting in America—And How to Fix It

Emily Oster

Dec. 5, 2022

12 minute read

Where Does Data Come From?

Emily Oster

An illustration of a hand, pointing one finger accusingly, on a red background.

Dec. 2, 2022

2 minute read

How Do You Deal with Pushback?

Emily Oster

Nov. 24, 2022

2 minute read

Stuffing and Giving Thanks

Emily Oster

Epidural syringes point up agains a blue background.

Nov. 11, 2022

3 minute read

Do Epidurals Decrease Maternal Morbidity?

Emily Oster

Close up of a parent and baby playing with colorful blocks.

Nov. 4, 2022

3 minute read

Is Intensive Parenting Beneficial?

Emily Oster

Parent breastfeeds a baby.

Nov. 4, 2022

2 minute read

Can I Breastfeed if I Had Nipple Piercings?

Emily Oster

Hands hold a model of the female reproductive system, including the uterus.

Nov. 3, 2022

2 minute read

Uterine Cancer and Hair Straighteners

Emily Oster

During a consultation, a doctor shows a model of sperm and uses a pen to indicate different parts.

Oct. 31, 2022

6 minute read

What’s the Deal with Vasectomies?

Emily Oster