A peak flow meter is a simple, small, hand-held tool that can help you maintain control of asthma by providing a measurement of how well air moves out of the lungs. After blowing into the device, the ...

Allergic asthma is the most common type of asthma, affecting about 60 percent of people with the condition. It’s brought on by airborne allergens such as dust, pollen, mold, pet dander, and more.

Credit: Getty Images The GINA 2024 asthma update includes new guidance on medications, monitoring, treatment goals, remission, cough variant asthma, children, and more. The Global Initiative for ...