Web MD

Adults who get their first cat double their risk of cat allergy -- especially if the cat is allowed in the bedroom. But adults who had cats as kids are less likely to become allergic to new feline pets.

The largest study ever to track childhood food allergies in the U.S. shows that they may be more common and more dangerous than previously recognized.

Children who don't get enough vitamin D may be at increased risk of developing allergies, new research indicates.

First-born children may be more likely to develop certain types of allergies than their younger brothers or sisters, a study suggests.

A small new study suggests that children with severe milk allergies may be able to rapidly overcome their sensitivities with the help of a biologic drug that helps to quiet an overly aggressive immune response.

A new study shows Knoxville and a host of other Southern cities top the list of the worst places to live with spring allergies.

Many people skip seeing a doctor for allergy symptoms and misdiagnose themselves as having allergies when they actually have sinusitis, a survey shows.

Having a dog or cat at home during the first year of life may actually help prevent pet allergies later on.

New research suggests that people who develop itchy rashes when their skin comes into contact with certain metals or chemicals have a lower risk for certain cancers.

A new study suggests there may be little difference between dog breeds when it comes to shedding allergens.

Chronic obstructive pulmonary disease (COPD) remains a significant killer, according to a CDC report released today.

A common antibiotic, taken for a year, reduced the number of flare-ups in patients with the lung disease known as COPD (chronic obstructive pulmonary disease), according to new research.

About one in four adults ages 35 and over can be expected to develop chronic obstructive pulmonary disease (COPD), new research suggests.

People with the lung disease COPD (chronic obstructive pulmonary disease) who overdo it on bacon, salami, and other cured meats may be at greater risk for experiencing a flare-up that lands them back in the hospital.