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A person getting lip fillers.

Updated on Aug. 1, 2025

2 minute read

Can I Get Dermal Fillers While Breastfeeding?

Emily Oster, PhD

Night stand with a lamp and pills by the side of bed.

Updated on Jul. 23, 2025

2 minute read

Is NyQuil Safe While Breastfeeding?

Emily Oster, PhD

A parent breastfeeding her baby

Updated on Jul. 22, 2025

3 minute read

Do I Need to Give My Breastfed Baby Vitamin D Drops?

Emily Oster, PhD

A pregnant person playing with her baby.

Updated on Jul. 16, 2025

2 minute read

Will Pregnancy Affect My Milk Supply?

Emily Oster, PhD

Updated on Jun. 26, 2025

2 minute read

What Brand of Formula Should I Buy?

Emily Oster, PhD

A parent yawning while breastfeeding her baby in bed.

Jun. 20, 2025

2 minute read

Would I Get More Sleep if I Switched to Formula?

Emily Oster, PhD

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

Updated on Jun. 17, 2025

2 minute read

How Common Is Dangerous Bacteria on Breast-Pump Parts?

Emily Oster, PhD

A hand wearing latex gloves holds a vial of clear liquid and a syringe.

Updated on Jun. 5, 2025

7 minute read

The Data on Botox Before, During, and After Pregnancy

Emily Oster, PhD

A baby on its tummy looks over at a full bottle attached to a manual breast pump.

Updated on Jun. 2, 2025

3 minute read

Is a Baby More Efficient than a Breast Pump?

Emily Oster, PhD

Bowls of various pills and capsules on a light pink background.

Updated on May 27, 2025

9 minute read

Vitamins Are (Mostly) Pointless

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

A parent holding her baby in the background with a breast pump and a bunny toy in focus

Updated on May 2, 2025

3 minute read

Does Pumped Breast Milk Have Fewer Antibodies?

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

A baby drinking milk from a bottle

Updated on Apr. 28, 2025

2 minute read

Can I Give My Baby Colostrum Then Switch to Formula?

Emily Oster, PhD

A mom breastfeeding her baby

Updated on Apr. 28, 2025

2 minute read

How Much COVID Protection Will My Baby Get from Breastfeeding?

Emily Oster, PhD

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

Updated on Apr. 13, 2025

8 minute read

What Does Matter for Childhood Outcomes?

Emily Oster, PhD