Lung Function Peak Flow Test (PEF)
Quite simply, your peak flow is the maximum flow rate during a forced expiration, this gives an indication of the size and power of your lungs. Commonly used for the diagnosis and treatment of asthma. It can also be useful in understanding a person’s lung function ability and progression. Having a good level of physical activity helps to increase your lung function. It is impaired by smoking, if you have a cold or various pulmonary disorders, or as mentioned, Asthma