Documentation of Continuous Wheeze and Cough Dynamics in Pediatric ER SOB Patients

Inclusion Criteria: * patient is admitted to the ER with shortness of breath * patient management is according to standardized protocols used in Hadassah Mt. Scopus pediatric emergency department including: * asthma management protocol * bronchiolitis management protocol * ages 0 - 15 * patient's parent/guardian is able to comprehend and give informed consent for participating in the study Exclusion Criteria: * patient has received any dose of inhaled bronchodilators in the hour prior to enrollment * patient has received oral or IV steroids in a time window of 30 minutes to 5 hours prior to enrollment * ventilated patients, while ventilated * chest skin lesions * cystic fibrosis * hemodynamic instability * patient's parent/guardian objects to the study protocol * concurrent participation in any other clinical study * physician objection