“The reason sleep apnea can be bad is that any decrease in the quality of sleep can affect you day to day or over the course of your life,” said Dr Brian Chen, a sleep doctor at the Cleveland Clinic. ...

You may be breathing through your mouth because you have obstructive sleep apnea, a sleep disorder where breathing repeatedly ...

Dr David Schulman, a sleep doctor at Emory University, said there are other things to try, like prescription mouthpieces that ...