Check your oxygen saturation and your pulse.
SpO2 and pulse measurements are useful for patients suffering from chronic diseases like asthma or COPD (chronic obstructive pulmonary disease), so that they can get a quicker idea of how serious their condition is. Smokers who are in the process of quitting can also monitor improvements in SpO2 and pulse measurements and therefore stay motivated.
Portable hand pulse oximeter NONIN 8500. The digital pulse oximeter NONIN 8500 is a simple instrument for patient control - from instantly measurements to continuous measurements. The device includes: 1 NONIN 8500 Oximeter, 1 Sensor of your choice, 6 Alkaline AA batteries, CD with instructions for use.