The Immune System

By Karen Pallarito
Expert Reviewed
A person wearing a chunk off-white sweater holding two white immune-boosting supplements in their hands
Why 'Boosting Your Immune System' Won't Stop COVID-19
Health
By Kate Bratskeir
Expert Reviewed
It's always stressful when critical matters are beyond your control
4 Ways Stress Is Linked to Your Immune System
Health
By Brittany Risher
Expert Reviewed
A woman using the bathroom at home
6 Signs Your Immune System Is Weakened — and How to Make It Strong Again
Health
By Heather Mayer Irvine
Expert Reviewed
Nurse giving capsule to senior adult woman.
Many of Us Are Deficient in Vitamin D — Here’s What That Means for Our Immune Systems
Health
By Christine Yu
Expert Reviewed
Young Woman and man sitting 6 feet apart, wearing masks and gloves.
What Is Herd Immunity, Anyway?
Health
By Amanda MacMillan
Expert Reviewed
Seniors on culinary workshop
Why Your Immune System Declines as You Age — and 5 Things to Do About It
Health
By Jaime Osnato
Expert Reviewed
A man sleeping in bed to support his immune system
4 Ways Your Sleep Is Linked to Your Immune System
Health
By Kate Bratskeir
Expert Reviewed
A woman meditating outdoors to help her immune system
What Is Your Immune System, Anyway?
Health
By Kate Bratskeir
Expert Reviewed
Top view of a brunch full of protein foods to support the immune system
Why Protein Is Key to a Healthy Immune System and How Much You Really Need
Health
By Molly Triffin
Expert Reviewed
A young woman looking at supplements in a pharmacy
Why Supplements Won't Boost Your Immune System — and What to Do Instead
Health
By Molly Triffin
Expert Reviewed
A woman sitting at her desk who is stressed from working too much
7 Mistakes That Can Weaken Your Immune System (and How to Fix Them)
Health
By Alex Taylor
woman stretching
The Ingredients That Can Help Boost Your Health (and Your Workouts) This Winter
Health
By Gail Sessoms
Photo, plate of caviar hors d'oeuvres, Color, High res
Nutritional Information for Lumpfish Caviar
Health
By Amanda Gardner
woman buying kale at a farmers market, as an example of food to keep your thymus healthy
How to Stimulate Thymus Function Naturally
Health
By Gord Kerr
Expert Reviewed
Acai Vegan Smoothie Coconut Bowl
What Can I Eat to Help Fight Infection?
Health
By Dr. Susan Jewell
Yoga Class at Health Club
How to Build Up Your Immune System While on Immunosuppressive Meds
Health
By Jaime Herndon
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How to Build the Immune System in Someone Who Has HPV
Health
By Chris Iliades
Expert Reviewed
person taking antibiotics with glass of water
Do You Need to Strengthen Your Immune System After Taking Antibiotics?
Health
By Kay Peck
Expert Reviewed
Top view of a healthy vegan lunch that features immune-supporting foods for cancer patients like vegetables and whole grains
The Best Foods to Support Your Immune System During Chemo
Health
By Chris Iliades
Expert Reviewed
close up of people toasting with wine
How Alcohol Affects Your Immune System
Health
By Joshua Rosenbaum
Expert Reviewed
phlebotomist preparing a woman for blood draw to test white blood cell count
Can You Increase Your White Blood Cell Count?
Health

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