If you have a bad cold or flu, you can also use postural drainage to help keep mucus out of your lungs. The goal is to move mucus into the central airway, where it can be coughed up. It’s safe for ...

Postural drainage is a form of physical therapy that can help people expel excess fluids from the body. It is particularly helpful for people with cystic fibrosis. Postural drainage is a technique ...