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Parent holds a baby while breastfeeding.

Jan. 9, 2024

2 minute read

How Important Is Your Breastfeeding Hold?

Emily Oster, PhD

A parent holds their head while holding a baby with a breast pump nearby.

Updated on Aug. 11, 2025

9 minute read

Should You Fix Your Baby’s Tongue Tie?

Emily Oster, PhD

ParentData podcast cover art

Jan. 4, 2024

19 minute read

Learning to Speak

Emily Oster, PhD

A new parent wearing a baby during skin-to-skin contact smiles and laughs with a visitor.

Updated on Mar. 20, 2025

6 minute read

What’s the Data on Kangaroo Mother Care?

Teryn Mattox

A toddler gets a shot from a doctor

Updated on Oct. 23, 2025

3 minute read

Can My Kid Get a Flu Shot While Sick?

Emily Oster, PhD

A parent holds and infant while a doctor listens to their lungs.

Updated on Feb. 12, 2025

2 minute read

Are Babies Who Are Hospitalized for RSV at Increased Risk for Other Illnesses?

Emily Oster, PhD

Pregnant woman holds vitamins and a glass of water

Dec. 12, 2023

3 minute read

Will Taking Prenatal Vitamin D Help Prevent Asthma in My Kids?

Emily Oster, PhD

A man buckles a baby into a carseat

Updated on Dec. 11, 2024

2 minute read

What Causes Car Sickness In Babies?

Emily Oster, PhD

A toddler grabs and stands by a christmas tree

Updated on Dec. 2, 2025

1 minute read

Is It Safe for My Newborn to Be Near Christmas Trees?

Emily Oster, PhD

Child (a young girl) lays on a massage bed while female chiropractor lifts her leg

Updated on Jan. 21, 2025

2 minute read

Should My Kid See a Chiropractor?

Emily Oster, PhD

Four children smiling and jumping with hands raised into the air.

Updated on Apr. 13, 2025

7 minute read

What Does Matter for Childhood Outcomes?

Emily Oster, PhD

Baby's umbilical cord being cut

Updated on Dec. 17, 2024

8 minute read

Should You Bank Your Baby’s Cord Blood?

Emily Oster, PhD

A woman bottle feeds a baby

Dec. 5, 2023

2 minute read

Should I Throw Away Old Formula Powder?

Emily Oster, PhD

Close up shot of person massaging a child's foot

Updated on Feb. 19, 2025

3 minute read

When Should I Consider Physical Therapy for My Baby?

Emily Oster, PhD

Updated on Feb. 28, 2025

3 minute read

Does Back Sleeping Cause Flat Spots?

Emily Oster, PhD

A parent cuddles with an infant while feeding them a bottle.

Updated on May 15, 2025

3 minute read

Will Breastfeeding Be Easier the Second Time?

Emily Oster, PhD