Asthma affects more than 10 million Americans and contributes to millions of days lost from work and school. Asthma cannot be cured, but can be controlled with proper medical treatment and patient education. These sensitizing substances, called allergens, may be inhaled, swallowed, or come into contact with skin. There are a variety of allergic diseases that may involve any part or system of the body. Allergic rhinitis is a general term used to apply to anyone who has symptoms of nasal congestion, sneezing and a runny nose due to allergies.
Seasonal allergies can trigger asthma.
Non-allergic rhinitis is a similar disorder that produces inflammation in the nose and nasal passages. It can be caused by polyps, structural abnormalities, fumes, medications, temperature and atmospheric changes or by the presence of eosinophil cells. Exercise-Induced Bronchospasm Historically, asthma has been a deterrent to achieving physical fitness for many children and adults. Yet today's more enlightened approach to its treatment encourages individuals with this respiratory disease to be more physically active. EIB is a transitory increase in airway resistance after six to 10 minutes of strenuous exercise.