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A platter of animal and plant proteins
In the news

Updated on Apr. 6, 2026

9 minute read

Does Everyone Really Need to Eat More Protein?

Emily Oster, PhD

Child spreading peanut butter on bread, while her parents eat

Updated on Mar. 9, 2026

4 minute read

What’s the Data on Xolair for Food Allergies?

Emily Oster, PhD

Red meat on grill.
In the news

Updated on Mar. 8, 2026

11 minute read

Is Red Meat Bad for Your Health?

Emily Oster, PhD

American food.
In the news

Updated on Jan. 15, 2026

12 minute read

What Americans Actually Eat

Emily Oster, PhD

A woman breastfeeds her child while eating soup and looking at her laptop.

Updated on Jan. 11, 2026

10 minute read

Eating and Drinking While Breastfeeding

Emily Oster, PhD

family sitting around a dining table for a dinner

Updated on Dec. 24, 2025

6 minute read

How Important Is Family Dinner?

Emily Oster, PhD

An anemic person looks worn down while looking into the mirror.

Updated on Dec. 20, 2025

3 minute read

Why You Should Test for Anemia

Emily Oster, PhD

Eggs in a basket.

Updated on Dec. 15, 2025

3 minute read

Do Alcohol and Marijuana Affect Egg Quality?

Emily Oster, PhD

A diet coke in a glass with ice cubes.

Updated on Dec. 4, 2025

7 minute read

How Bad Is Diet Coke for You, Really?

Emily Oster, PhD

fruits and capsules placed on a table

Updated on Dec. 2, 2025

2 minute read

Can You Still Take Prenatal Vitamins After Pregnancy?

Emily Oster, PhD

A person smoking outside.

Updated on Dec. 2, 2025

8 minute read

Is Your Substance Use Affecting Your Sperm?

Emily Oster, PhD

Legs of people running with one person's legs in focus.

Updated on Oct. 16, 2025

9 minute read

How Sodium Bicarbonate Can (Possibly) Help You Run Faster

Emily Oster, PhD

A person shopping in a grocery store adds a bottle of oil to their shopping bag.
In the news

Updated on Oct. 1, 2025

9 minute read

What Are Seed Oils, and Are They Bad For You?

Emily Oster, PhD

A scoop of creatinine.
In the news

Updated on Sep. 22, 2025

8 minute read

Should You Be Taking Creatine?

Emily Oster, PhD

Updated on Aug. 21, 2025

2 minute read

Does Bird Flu Spread Through Food?

Emily Oster, PhD

closeup of a donut
In the news

Updated on Aug. 12, 2025

10 minute read

What’s the Data on Ultraprocessed Foods?

Emily Oster, PhD