what is wheezing a symptom of
Wheezing: Causes, symptoms and treatment. Wheezing is a whistling sound that can be made while breathing that may be a symptom of a Congestive heart failure illness or other causes or conditions.If wheezing is accompanied with difficulty breathing, this may be a medical emergency.he symptoms of wheezing include a musical or whistling sound and laboured breathing, particularly when exhaling; sometimes accompanied by a feeling of tightening in the chest.