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Allergy season is here. For many of us, that means lots of sneezing and itchy eyes. So how can you tell the difference between seasonal allergies and...

Many allergists have started to prescribe immunotherapy tablets to some of their patients. They're safe and convenient and, like allergy shots, they treat the root cause of your allergic misery.

Coloradans out trick-or-treating for Halloween are sure to see all sorts of decorated jack-o'-lanterns. But people with food allergies may be hoping some…

Your home is filled with microbes. Fungi and bacteria cover your appliances, your door handles, and even your skin.Yet researchers lack understanding as…

Allergy shots work, but they're inconvenient and painful. Now there are pills that can help people tolerate grass pollen. But allergies are rarely limited to grass alone.

Doctors have other ways to explain why wheat makes some people sick, like the hygiene hypothesis.

The FDA's new rule says gluten-free food can't contain more than 20 parts per million of gluten. Most products on the market with the label already meet that standard.

Scientists have completed the first long-term study of children allergic to milk who were treated with an experimental therapy based on giving them small doses of the very food that made them sick. Three to five years after the treatment, some kids remained free of allergic symptoms. But for others, severe reactions to milk had resumed.

Drops under the tongue to treat allergies sounds a lot nicer than allergy shots. A new review in JAMA says they're moderately effective, and relatively safe. But they're also not FDA-approved. Still, doctors, including an author of the study, are prescribing them off-label.

Almost one-third of Americans say they're trying to avoid eating gluten, according to a new survey. This despite the fact that only a small fraction of those people have celiac disease.