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  2. Bronchodilator - Wikipedia

    en.wikipedia.org/wiki/Bronchodilator

    These medications usually take effect within 20 minutes or less, and can last from four to six hours. These inhaled medications are best for treating sudden and severe or new asthma symptoms. Taken 15 to 20 minutes ahead of time, these medications can also prevent asthma symptoms triggered by exercise or exposure to cold air.

  3. Peak expiratory flow - Wikipedia

    en.wikipedia.org/wiki/Peak_expiratory_flow

    From changes in recorded values, patients and doctors may determine lung functionality, the severity of asthma symptoms, and treatment. Measurement of PEFR requires training to correctly use a meter and the normal expected value depends on the patient's sex, age, and height. It is classically reduced in obstructive lung disorders such as asthma.

  4. The best air purifiers of 2025 - AOL

    www.aol.com/lifestyle/best-air-purifiers...

    Auto mode continuously monitors the air quality, and adjusts the fan as needed in real-time, while Eco mode turns off the fan to save energy once the room remains purified for at least 30 minutes ...

  5. Metered-dose inhaler - Wikipedia

    en.wikipedia.org/wiki/Metered-dose_inhaler

    MDI canister and actuator components from H&T Presspart. A metered-dose inhaler consists of three major components: the canister, which is produced in aluminum or stainless steel by means of deep drawing, where the formulation resides; the metering valve, which allows a metered quantity of the formulation to be dispensed with each actuation; and an actuator (or mouthpiece) which enables the ...

  6. Inhaler - Wikipedia

    en.wikipedia.org/wiki/Inhaler

    An inhaler (puffer, asthma pump or allergy spray) is a medical device used for delivering medicines into the lungs through the work of a person's breathing. This allows medicines to be delivered to and absorbed in the lungs, which provides the ability for targeted medical treatment to this specific region of the body, as well as a reduction in the side effects of oral medications.

  7. Is There a "Best Time" to Take Metformin? - AOL

    www.aol.com/best-time-metformin-115700262.html

    As mentioned, the best time to take metformin really depends on your unique needs and how you react to the medication. The one constant here is that you should take it with food and water. So ...

  8. 50 Hilarious And Absurd Things Schools Have Done, According ...

    www.aol.com/63-times-schools-made-questionable...

    Image credits: Asshole_Poet #5. My older daughter came home from elementary school frustrated because an answer on her quiz was marked as incorrect. She had answered that a tomato is a fruit.

  9. Indoor air quality - Wikipedia

    en.wikipedia.org/wiki/Indoor_air_quality

    Since indoor air pollutants can adversely affect human health, it is important to have real-time indoor air quality assessment/monitoring system that can help not only in the improvement of indoor air quality but also help in detection of leaks, spills in a work environment and boost energy efficiency of buildings by providing real-time ...