An allergy is a reaction of a person's immune system to a normally harmless substance, one that doesn't cause problems for most people. READ MORE

Ocular Allergies

Allergies can affect various organs, including the eyes. Symptoms include itching, redness, lid swelling, tearing, light sensitivity, "grittiness" and swollen eyes.

Conditions & Treatments

What’s in Your Medicine May Surprise You – a Call for Greater Transparency About Inactive Ingredients

The ingredients listed on the bottle only tell half the story. Here's what you need to know.

Medication Safety

Experimental Injection May Protect Against Peanut Allergy

Researchers report that a new drug injection might offer at least temporary protection against the most severe reactions.

Allergies

Asthma: It's Different When You're Older

Asthma can develop for the first time in midlife. Triggers that might never have bothered you before can now be a problem, and the symptoms can be more serious for adults.

Menopause & Aging Well

How to Get Your Calcium If You're Lactose-Intolerant

There are choices within many food groups that deliver on calcium. Learn some non-diary options.

Allergies

New Treatment Could Be Breakthrough Against Peanut Allergy

People with peanut allergy can protect themselves from an allergic reaction by consuming a small amount of peanut powder every day.

Allergies

Dining Out With Allergies Is Tough, But These Steps Can Help

The more steps you take to protect yourself from exposure to the allergic substance, the less likely you are to have an allergic reaction.

Nutrition & Movement

Many Pick the Wrong Meds for Seasonal Sniffles

Hay fever sufferers often choose the wrong medication for their seasonal sniffles, new research suggests.

Allergies

Can Dogs Chase Away Eczema and Asthma?

Parents of children with eczema or asthma might think they should avoid having a dog in the house. But two new studies suggest dogs might provide some protection against allergic diseases.

Your Health

Allergy Relief Do's and Don'ts

As the seasons change, more and more people are sneezing because of allergies. And the numbers are rising, with those in urban areas particularly affected, according to the American Academy of Otolaryngology-Head and Neck Surgery.

Allergies