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A breast pump set with no milk is set out on a wooden table.

Mar. 24, 2023

2 minute read

How Common Is Dangerous Bacteria on Breast-Pump Parts?

Emily Oster

Glasses of beer are seen against a gray background.

Mar. 24, 2023

3 minute read

Is My Drinking to Blame for My Child's Problems?

Emily Oster

A parent holds two sleeping babies.

Mar. 23, 2023

6 minute read

Are Newborn Wake Windows Real?

Emily Oster

A group of babies listening to ParentData on headphones

Mar. 22, 2023

20 minute read

Your Personal Questions on Parenting

Emily Oster

A woman has a mammogram procedure in a doctor's office.

Mar. 20, 2023

4 minute read

When to Get a Mammogram

Emily Oster

The shadow of two hands with fingers stretched out is projected on a wall.

Mar. 17, 2023

2 minute read

Will Cracking My Knuckles Lead to Permanent Damage?

Emily Oster

A medical exam table is seen with a folded hospital gown and paper sheet.

Mar. 17, 2023

3 minute read

Do I Really Need to Lose Weight While Pregnant?

Emily Oster

Folded pink paper hearts are arranged on a pink background.

Mar. 17, 2023

2 minute read

How Long Do I Have to Wait to TTC After a C-Section?

Emily Oster

Fruits and vegetables are on display in a grocery store, including fennel, greens, onions, carrots, broccoli, and more.

Mar. 17, 2023

3 minute read

Should I Feed My Baby Organic Food?

Emily Oster

Three kids running and leaping outside.

Mar. 16, 2023

10 minute read

What's Behind the Decline in Teen Mental Health?

Emily Oster

A group of babies listening to ParentData on headphones

Mar. 15, 2023

38 minute read

The Business of Parenting

Emily Oster

An illustration of different types of colorful graphs and charts.

Mar. 13, 2023

11 minute read

Why I Look at Data Differently

Emily Oster

A big heart and a small heart are drawn in the steam on the mirror in a bathroom after a hot bath.

Mar. 10, 2023

2 minute read

Can I Take a Hot Bath While Pregnant?

Emily Oster

A baby rests face down on a fuzzy blanket during tummy time.

Mar. 10, 2023

2 minute read

Does My Baby Really Need Two Hours of Tummy Time Per Day?

Emily Oster

A blood pressure gauge and pump are arranged on a gray background.

Mar. 10, 2023

3 minute read

Will My High Stress Level While Pregnant Hurt My Baby?

Emily Oster

A pregnant person being monitored in a hospital bed before labor.

Mar. 9, 2023

2 minute read

“Children born after induced labour ‘may score lower in tests at 12’”

Emily Oster

An illustration of a person in a red shirt and a person in a blue shirt playing tug-of-war. Shown from overhead.

Mar. 6, 2023

14 minute read

Telling the Truth About Marriage with Young Kids

Emily Oster

A group of babies listening to ParentData on headphones

Mar. 6, 2023

26 minute read

Telling the Truth About Marriage with Young Kids

Emily Oster

Hands demonstrate ASL letters, from A-Z.

Mar. 3, 2023

3 minute read

Should I Teach My Child Baby Sign Language?

Emily Oster

A blue air mattress is set up on a carpeted floor with a teddy bear and unicorn blanket.

Mar. 3, 2023

3 minute read

Should I Let My Kid Go to Sleepovers?

Emily Oster