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Woman mixing a bottle of formula

Updated on Dec. 17, 2025

4 minute read

ByHeart Has Recalled All of Its Infant Formula

Emily Oster, PhD

formula milk in feeder

Updated on Dec. 10, 2025

2 minute read

Why Is There a Daily Serving Limit for Formula but Not Breast Milk?

Emily Oster, PhD

Bottles of breastmilk and formula.

Updated on Dec. 10, 2025

10 minute read

All About Combo Feeding

Emily Oster, PhD

A smiling baby sips formula from a bottle.

Updated on Dec. 10, 2025

3 minute read

How Can I Get Rid of Guilt Around Formula Feeding?

Emily Oster, PhD

A toddler finishing milk from his bottle while the parent is trying to take it.

Updated on Nov. 26, 2025

3 minute read

What Should I Do If My Toddler Refuses to Give Up Bottles?

Emily Oster, PhD

Baby in parent's arms having a bottle

Updated on Nov. 26, 2025

3 minute read

Should I Give My Six Month Old Cow’s Milk Instead of Formula?

Emily Oster, PhD

A parent trying to feed the baby with the feeder

Updated on Nov. 26, 2025

2 minute read

How Can I Get My Baby to Take a Bottle?

Emily Oster, PhD

An array of used tissues and cold medicines on a yellow background.

Updated on Nov. 19, 2025

2 minute read

Why Aren't There Better Breastfeeding-Safe Medicines?

Emily Oster, PhD

A breast pump and a bottle.

Updated on Nov. 12, 2025

8 minute read

Everything You Need to Know About Pumping

Emily Oster, PhD

A parent breastfeeding a newborn.

Updated on Nov. 5, 2025

3 minute read

How Do I Get My Baby to Latch?

Emily Oster, PhD

A parent playing with a newborn.

Updated on Nov. 6, 2025

8 minute read

What the Data Actually Says About Breastfeeding

Emily Oster, PhD

different herbs in a bowl placed on a wooden table

Updated on Oct. 28, 2025

1 minute read

What Herbs Are Safe to Eat While Breastfeeding

Emily Oster, PhD

A baby being breastfed.

Updated on Oct. 16, 2025

3 minute read

What Is Cluster Feeding?

Emily Oster, PhD

A parent breastfeeding a baby

Updated on Oct. 16, 2025

9 minute read

The Data Behind Breast Milk Supply

Emily Oster, PhD

Arrangement of Adderall pills.

Updated on Oct. 16, 2025

2 minute read

Can I Take Adderall in Pregnancy and While Breastfeeding?

Emily Oster, PhD

Mother breastfeeding her newborn in bed.

Updated on Oct. 16, 2025

2 minute read

Do Nipple Shields Affect Breastfeeding Benefits?

Emily Oster, PhD