What are allergies?
An allergy is an abnormal reaction of the body’s immune system to a substance in the environment that, for most… [more]
What are outdoor allergies?
Outdoor allergies (also called “seasonal allergic rhinitis” or “hay fever”) are allergies to common airborne particles that are found outside.… [more]
What are the symptoms of outdoor allergies?
Symptoms of outdoor allergies usually start immediately after exposure to an airborne allergen. Symptoms may include:
itchy, watery eyes
red… [more]
What triggers outdoor allergies?
The main triggers of outdoor allergies are pollen and mold.
Pollen is the microscopic granules that plants produce to fertilize… [more]
What happens during an allergic reaction?
The immune system normally protects the body from foreign invaders that can cause harm such as viruses and bacteria. During… [more]
Who is at risk for outdoor allergies?
Researchers aren’t really sure why some people have outdoor allergies while others do not. In general, allergies have a strong… [more]
How do I know if I have outdoor allergies?
The symptoms of outdoor allergies are very similar to those of the common cold so it may be difficult to… [more]
What treatments are available for outdoor allergies?
The most commonly used treatments for allergies are over-the-counter and prescription drugs.
Antihistamines
Antihistamines comprise a broad class of drugs… [more]
How can I prevent outdoor allergies?
Even if you have never experienced an allergic reaction before, there is no way to ensure that you will not… [more]
When should I seek medical care?
See a doctor if:
You think you or your child may have outdoor allergies.
Your symptoms are ongoing and bothersome.… [more]
More information about outdoor allergies
Healia Resources
Online health communities for allergies
Web search for outdoor allergies
Medical journals search for hay fever
Clinical trials… [more]