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Small child laying on their parent in bed with a stuffed animal.

Updated on Nov. 10, 2025

2 minute read

How Can I Get My Child to Sleep in Their Own Bed?

Emily Oster, PhD

parent and a child sleeping together

Updated on Nov. 3, 2025

8 minute read

What to Know About Co-Sleeping

Emily Oster, PhD

A parent holds two sleeping babies.

Updated on Oct. 24, 2025

8 minute read

Are Newborn Wake Windows Real?

Emily Oster, PhD

A hospital-style baby blanket stretched out.

Updated on Oct. 16, 2025

3 minute read

Is It Dangerous to Swaddle My Baby Too Much?

Emily Oster, PhD

Powdered formula in a measuring spoon, next to a baby bottle.

Updated on Oct. 10, 2025

2 minute read

Is It Safe to Add Rice Cereal to Baby Formula?

Emily Oster, PhD

A baby sleeping in a crib with pillow and teddy.

Updated on Oct. 8, 2025

2 minute read

Is It Okay for My Toddler to Use a Pillow?

Emily Oster, PhD

A baby sucks their thumb while sleeping on their back in a crib.

Updated on Oct. 7, 2025

12 minute read

The Data Behind Safe Sleep

Emily Oster, PhD

A baby sleeping with a lovey.

Updated on Sep. 30, 2025

2 minute read

Can My Baby Sleep with a Lovey?

Emily Oster, PhD

Updated on Sep. 2, 2025

7 minute read

Are Sleep Regressions Real?

Emily Oster, PhD

baby sleeping on soft surface

Updated on Aug. 4, 2025

9 minute read

Are White Noise Machines Safe for Babies?

Emily Oster, PhD

A baby lying on a sleeping parent's chest.

Updated on Jul. 2, 2025

2 minute read

What’s the Data on Contact Napping?

Emily Oster, PhD

A mobile made of colorful origami fish on a white background.

Updated on Jun. 17, 2025

3 minute read

Is It Better to Co-Sleep or Sleep Train a 1-Year-Old?

Emily Oster, PhD

Baby in a sleep sack and printed onesie, smiling big with two bottom teeth.

Updated on Apr. 29, 2025

2 minute read

Do I Have to Stop Night Feeding?

Emily Oster, PhD

An organic mattress with pillows and soft toys

Updated on Apr. 15, 2025

3 minute read

Should I Get an Organic Mattress for My Child?

Emily Oster, PhD

A baby wearing glasses and sleeping on top of a moon shaped pillow.

Updated on Mar. 28, 2025

2 minute read

Should You Also Sleep Train for Naps?

Emily Oster, PhD

A teddy bear peaks around navy blue blackout curtains.

Updated on Mar. 19, 2025

2 minute read

Should I Hang Blackout Curtains in My Baby's Room?

Emily Oster, PhD