Millions of Canadians suffer from allergies and asthma. When your immune system identifies a normally harmless material as a threat, it can set off symptoms like sniffles, sneezes, rashes, or breathing problems.
Asthma is a leading cause of hospitalization and missed days at school and work. It also kills more than 500 Canadians each year and accounts for about 1% of all hospital admissions. An estimated 2.7 million Canadians have asthma. Find out what you need to know to prevent your asthma from acting up.