Controlling asthma reduces hospital stays, emergency room visits, and lost work time — not to mention personal anxiety. Harrison Hospital’s is offering critical education for managing this chronic illness that affects 15 million Americans.

Understanding Your Asthma will take place on Nov. 7.

Prevention and Control of Asthma will take place on Oct. 3 or Nov. 14. Participants may sign up for one or both courses.

Classes take place from 6:30 to 8:30 p.m. in the conference rooms at Harrison Silverdale, 1800 NW Myhre Road. Cost is $10 per class and includes spacer, peak-flow meter, and educational materials. To register, call (360) 792-6765.