Find a list of plants to avoid using in the garden, and a bibliography.

Peter J. Casano, MD provides patient-friendly info related to this common problem. Includes asthma descriptions and treatment options.

Get advice for controlling nasal allergies using medications such as nasal sprays. Explore links.

Features the National Institutes of Health's profile of allergies. Pays special attention to seasonal pollen allergies and treatment options.

See general pollen and allergy info, find a four-day forecast for pollen counts in a localized area, or sign up for an email-alert system.

Explains about the types of allergic (atopic) rhinitis, and gives possible causes for the non-allergic variety. Provides advice on medications.