Sometimes health conditions or foreign objects in the lungs can cause changes in your breath sounds, such as wheezing or crackles. Breath sounds come from the lungs when you breathe in and out. A ...

Make sure that the listening area is quiet, and importantly, do not listen through the patient's clothing. Warm your stethoscope either by carrying it in your pants pocket or by vigorously rubbing it.

Abnormal breath sounds may include crackling or wheezing. They may be a sign of an underlying medical condition. Breath sounds, also called lung sounds, are the noises that the structures in the lungs ...