Category : Allergies & Asthma : Health & Medical

Skin Tests for Allergies

Allergies & Asthma
Skin tests may be used to diagnose allergies to certain substances. In this test, the skin on the back or the arms is pricked with one or more small doses of substances (allergens) that might cause an allergy. The amount of swelling and redness at the sites of the skin pricks is measured to see ...

Allergy Purifiers

Allergies & Asthma
Air purifiers come in many varieties and work to filter away light airborne allergens. Many purifiers are relatively inexpensive, but others, meant to cover a whole house or for use in medical facilities cost thousands of dollars. Not all air purifiers are effective on all allergens and detailed res