Wearable oxygen devices and "lungmaxxing" are gaining popularity as wellness trends. But do healthy people actually benefit ...

A rescue inhaler helps to expand a person’s airways during an asthma attack. Rescue inhalers dispense a type of medication called a bronchodilator, which expands (dilates) the airways, known as ...

After a lifetime of smoking, Juanita Milton needs help breathing. She's tethered to an oxygen tank 24/7 and uses two drug inhalers a day, including Spiriva, which she calls "the really expensive one." ...