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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

a parent holding a baby and the nurse is injecting a vaccine to the baby

Updated on Nov. 26, 2025

2 minute read

Should I Space Out My Baby’s Vaccines?

Emily Oster, PhD

An adorable bald baby.

Updated on Nov. 19, 2025

2 minute read

When Will My Baby’s Hair Start Growing?

Emily Oster, PhD

A father holding the hands of his son.

Updated on Nov. 17, 2025

4 minute read

How Much Does Having an Absent Parent Affect Children?

Karey O’Hara

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

Parent and baby in swimming pool

Updated on Nov. 11, 2025

3 minute read

Are Chlorine Pools Safe for Babies?

Emily Oster, PhD

Close-up of HFMD blisters on a child's feet.

Updated on Nov. 11, 2025

7 minute read

Everything You Need to Know About Hand, Foot, and Mouth

Emily Oster, PhD

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

baby in a plane

Updated on Nov. 10, 2025

4 minute read

Should My Kid Be in a Car Seat on a Plane?

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

Pediatrician giving a baby a vaccination.
In the news

Updated on Nov. 6, 2025

3 minute read

Can I Vaccinate My Baby for Measles Early?

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 doctor clamping the umblical cord of a newborn after delivery.

Updated on Oct. 29, 2025

2 minute read

How Should I Care for My Baby’s Umbilical Cord?

Emily Oster, PhD