… as nicotine replacement therapy (NRT).  Some people with asthma tell us that the vape from e-cigarettes triggers their … vapour from e-cigarettes is harmful.  People with asthma have told us it can irritate their airways. However, … symptoms, so you know how to reduce your risk of having an asthma attack or flare-up.  E-cigarettes and home oxygen …

… breathing out. Obstructive conditions include COPD and asthma .  If you have a restrictive lung condition, your …