A "trigger" is something that makes your asthma worse or makes it harder to manage your condition.
Your health care team will help you learn exactly what "triggers" you or the person you take care of must avoid.
To help you understand more about asthma triggers, here are three lists:
Click on one or all of these lists to learn about the kinds of things that can make your asthma worse and what you can do to avoid or prepare for them.