Asthma First Aid: what to do during an attack

Knowing what to do when your symptoms are getting worse can help you avoid an asthma attack or a trip to hospital. An asthma attack can start slowly (over hours to days) or can get worse very quickly (in seconds to minutes).

When you have asthma symptoms, they should always improve or get better with treatment by your asthma reliever. But during an asthma flare-up or attack, your asthma symptoms may increase or become much worse. For example: