Blow your nose gently
Use saline nasal spray
Rinse your nose with a saline solution
Drink plenty of fluids
Use a humidifier or inhale steam
Take a warm shower
Rest and sleep enough
Avoid smoke, dust, and strong odors
Use over-the-counter decongestants if appropriate
Use over-the-counter antihistamines if allergies are the cause
Elevate your head while sleeping
Gargle warm salt water
Suck on lozenges
See a doctor if symptoms are severe, last more than 10 days, or include fever, shortness of breath, or chest pain