Is Your Asthma Inhaler Full of Nothing but Air?

If you're having an asthma attack, you assume that with each puff of your inhaler you are getting relief. But, in many cases, it seems inhalers are being used long after they have run out of medication.

Asthma inhalers, or portable pressurized metered-dose inhalers (pMDIs), are the cornerstone of asthma treatment. But a new study reveals that patients using pMDIs do not know how to monitor the number of puffs they have taken out of their inhalers. Some didn't realize they needed to monitor their inhalers at all.

Click here to read the whole article.