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.


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.


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.


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

Gluten-Free Craze a 'Double-Edged Sword' for Celiac Patients

Some with celiac sense a growing stigma as other people voluntarily go gluten-free.

Nutrition & Movement
Related Articles

Many Pick the Wrong Meds for Seasonal Sniffles

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


11 Reasons You're Tired All the Time

It's normal to feel tired occasionally when you don't get enough sleep, but if you feel tired nearly all the time, then it's time to look at what's causing your fatigue.

Chronic Fatigue Syndrome

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.