Sit upright and maintain good posture
Take slow, deep breaths
Practice pursed-lip breathing
Use prescribed oxygen therapy as directed
Keep airways clear of mucus
Stay hydrated
Avoid smoking and secondhand smoke
Get fresh air if safe to do so
Use a humidifier if air is dry
Treat underlying lung or heart conditions
Use inhalers or medications as prescribed
Rest and avoid overexertion
Sleep with your head elevated if needed
Monitor oxygen levels with a pulse oximeter
Seek urgent medical care if oxygen levels stay low