Medically reviewed by Daniel More, MD A peak flow meter is used to measure your peak expiratory flow rate (PEFR). PEFR describes how quickly your lungs expel air during a forceful exhalation after you ...

TeleBreather is a remote, electronic, handheld device that one can use at home to test how well the lungs are working. It accurately measures various volumes of air that can forcibly expel from ...

The flow meter DATOSPIR PEAK-10 measures the intensity of flow of air passing through the airways when exhalation is performed as rapidly and intensively as possible.

Peak flow meters test an asthmatic's lung capacity and are the key to ensuring they stay well. Patients normally have this read by their GP every few months. Now an electronic device has been ...