The importance of sleep cannot be stressed enough. Resting well at night boosts the immunity system and assists with quick recovery, regenerates the body, strengthens memory, and recharges the cardiovascular system. However, if catching sound sleep every night is an issue, you should take a sleep test. Resmed’s one sleep test that can be taken from the comfort of your home and features a sensor for tracking oxygen levels, heart rate, and body movements is recommended. It can help diagnose the underlying sleep problem, so you can sleep well at night.