Mars is the fourth planet from the Sun and the second smallest planet in the Solar System. Mars orbits the sun at an average distance of 141 million miles, taking 686.93 Earth days or 1.8807 Earth years to complete a revolution. 2) How much do we know about living conditions on Mars.Is it similar to life on Earth? Well, not really.
Spirometry is a test that can help diagnose various lung conditions, most commonly chronic obstructive pulmonary disease (COPD). Spirometry is also used to monitor the severity of some other lung conditions, and their response to treatment. Note: the information below is a general guide only.
Spirometry is a simple test used to help diagnose and monitor certain lung conditions by measuring how much air you can breathe out in one forced breath. It's carried out using a device called a spirometer, which is a small machine attached by a cable to a mouthpiece.