What to Know About Active Vs. Passive Immunity—And Why Both Matter With COVID-19

First Baby Born With COVID Antibodies After Mom Got the Moderna Vaccine—Here's Why That Ma

What Is a COVID-19 Immunity Passport—and Who Will Get One? Here's What Experts Say

Experts Say Achieving ‘Herd Immunity’ for COVID-19 May Be Unlikely—Here’s What That Means

What Is ‘Herd Immunity’ and Can It Stop COVID-19?

What Is ‘Herd Immunity’ and Can It Stop COVID-19?

Does Alcohol Lower Immunity? What to Know About Drinking During the COVID-19 Pandemic

Llama Antibodies Could Help Scientists Get Closer to Stopping the Coronavirus Pandemic—Here’s How

Does Exercise Boost Immunity? What to Know About Working Out Right Now, According to Experts

Does Natural Immunity Protect Against the Delta Variant, or Do I Still Need the Vaccine?

What Is 'Herd Immunity' and How Can That Stop the Coronavirus?

16 Immunity-Boosting Foods a Nutritionist Recommends

What Are Immunity Passports and Why Do Experts Think They're Such a Bad Idea?

Who Should Get an Antibody Test for COVID-19? Here's What Doctors Advise

Here's How Monoclonal Antibody Treatments Fight COVID-19, Plus How to Know If You're Eligible

What Is a Cytokine Storm? Doctors Explain How Some COVID-19 Patients' Immune Systems Turn

Katie Sturino Claps Back at Trolls Who Shamed Both Her and Meghan Markle’s Bodies

What Does It Mean to Be Polysexual? Here’s How Experts Explain This Sexual Identity

26 Symptoms of Low Vitamin D You Need to Know About

What is Cold-Plunging?

This Influencer Gets Honest About the 'Ugly' Side of Being a New Mom

Recovered COVID-19 patients key to 'passive immunity'

Health Benefits of Papaya

The Best Fruits To Eat for Good Health

The Best Home Remedies for Eczema

Eczema Causes and Types

Eczema Triggers You Need to Know About

The 25 Best High-Protein, Low-Fat Foods