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Severity of asthma
| Severity of asthma | Symptom duration | Attack frequency per week | Other comments | Typical therapy |
|---|---|---|---|---|
| Mild | <1h | <2 | Attacks follow exercise or exposure to trigger | Beta agonist as required |
| Moderate | days | >2 | Activity restricted |
|
| Severe | persistent | persistent |
|
|
