
Asthma affected an estimated 262 million people in 2019 and caused
455 000 deaths.
Most asthma-related deaths occur in low- and lower-middle-income countries, where under-diagnosis and under-treatment is a challenge.
Asthma is a long-term condition affecting children and adults.
- Inflammation and narrowing of the small airways in the lungs cause asthma symptoms
- Symptoms can be any combination of cough, wheeze, shortness of breath and chest tightness
- Inhaled medication can control asthma symptoms and allow people with asthma to lead a normal, active life.
- Avoiding asthma triggers can also help to reduce asthma symptoms.

