A woman having an allergic reaction to flowers

Allergies

Allergies happen when your immune system overreacts. Symptoms can range from annoying to severe. Learn about the different types and how to keep your allergies in check.
Woman using asthma inhaler
How Allergies Are Treated
Woman itching her arm
Mast Cell Activation Syndrome: Symptoms, Causes, Diagnosis, and Treatment
Woman holding her head at her desk
Sick Building Syndrome Explained
Mold Growth on Wall and Damp Stained Wood Door
A Detailed Look at Mold Allergy
Man blowing nose at home on the couch
The Different Seasonal Allergies and How to Treat Them
Family camping near a lake
Allergies and Rashes From Camping
Blowing a dandelion
Pollen Counts and Your Allergies
tree allergy
Pollen Allergies: Symptoms, Causes, Diagnosis, and Treatment
A piece of moldy cheese
Mold, Food, and Penicillin Allergies
Woman blowing her nose
What Is Perennial Allergic Rhinitis?
Doctor giving man Immunotherapy
An Overview of Immunotherapy
Allergies and vitamin D deficiency
Vitamin D Deficiency and Its Link to Allergies
Stressed businessman
How Allergies Affect Your Mood and Energy Level
Great Lawn in Sunlight
Symptoms and Treatment of Grass Allergy
Woman blowing her nose with a tissue
Itchy Face Causes and Treatment
Itchy eyes
How To Stop Itching
Woman scratching her skin
Allergic Reactions Related to the Menstrual Cycle
allergist showing girl inhaler in examination room
What an Allergist Can Do for Your Child
Girl wiping nose with tissue
Do People With HIV Get More Allergies?
Close up of US nickel coins
Allergic Reactions to Coins and Paper Money
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Immunoglobulin A Deficiency
Woman eating a taco
Gustatory Rhinitis: Why Your Nose May Run When You Eat
Prenatal Yoga Breathing
Anaphylaxis During Pregnancy
Family in doctor's office
Allergist: Expertise, Specialities, and Training
Woman holding toothbrush
Toothpaste Allergy Symptoms and Treatment
Anti-itch cream
Best Creams for Itchy Skin or Pruritus
Latin woman with flu or allergies sneezes while outside. Winter.
What's Causing Your Winter Allergies?
Woman blowing her nose
The 8 Best Eye Drops for Allergies of 2020
Low Angle View Of Dandelion Blooming Against Sky
What to Do About Summer Allergies
A burger being flipped on a very smoky barbecue
The Different Allergies Caused by Your Barbecue
Close up of woman's nose and septum piercings
Dealing With Body Piercing Allergies
Allergy Test, Child
What Types of Allergy Test Are Available?
A young girl with allergies in a field
Understanding Sensitization and True Allergy
Woman blowing nose, fall scene
What Are the Different Types of Fall Allergies?
outdoor business
Causes of Nasal Congestion Besides Allergies
Little boy sneezing
How Do You Know If Your Child Has Allergies?