What should I do if I cough at night? Recommended methods for quickly relieving cough Coughing at night is a common symptom. If not treated in time, it will not only affect your sleep, but may also cause other diseases. So, what steps should we take to relieve cough quickly? Here are some quick ways to stop a cough for reference. Ways to keep your sleep happy. Sleep has an important impact on your health. If you have a cough every day,