Sleep Apnea is considered as a serious sleep disorder that affects and stops a person’s breathing during sleep. If you snore loudly or feel tired in the morning, even after a full night’s sleep, you might be suffering from Sleep Apnea. When a person has Sleep Apnea, their breathing stops and starts while sleeping, which can result in low oxygen levels. Sleep Apnea symptoms include daytime sleepiness, loud snoring, restless sleep, and more.