Tips for having a bad cough at night and being unable to fall asleep. Coughing at night not only affects your sleep, but also affects your work and life the next day. Therefore, it is important to relieve nighttime coughs. Here are several ways to relieve nighttime coughs, I hope they will be helpful to you. Increase indoor humidity and dry air are very detrimental to the recovery of inflammation of the throat and lungs. Therefore, increasing indoor air humidity is an effective way to relieve nighttime coughs. Humidifier can be used