The sinuses are holes in the skull between the facial bones. There are four large sinuses: two inside the cheekbones (the maxillary sinuses) and two above the eyes (the frontal sinuses).
There are also smaller sinuses (ethmoidal and sphenoidal sinuses) located between the larger ones. The sinuses are...
Allergic Rhinitis (Hay Fever) affects about 30 million people in America and has increased in prevalence over the last 25 years. Allergy... Read more »
Source: Harvard Decision Guide
Prevention You can help prevent attacks of hay fever by reducing your exposure to the suspected allergens. It helps to: Stay indoors as much... Read more »
Source: HealthCentral Encyclopedia
Allergies are abnormal reactions to ordinarily harmless substances. The sensitizing substances, called allergens, may be inhaled, swallowed, or come... Read more »
Source: ADAM Encyclopedia
DecongestantsDecongestants are drugs that help reduce nasal congestion. They are available in both pill and nasal spray forms. However, decongestants... Read more »
Source: HealthCentral Encyclopedia
Allergic rhinitis is an inflammation of the nasal passages, usually associated with watery nasal discharge and itching of the nose and eyes.Allergic... Read more »
Source: ADAM Encyclopedia
AntihistaminesHistamine is one of the chemicals released when antibodies overreact to allergens. It is the cause of many symptoms of allergic... Read more »