A maintenance of wakefulness test assesses your ability to stay awake during the day. Also known as MWT, it is designed to help your doctor diagnose your sleep issues.

Non 24-hour Sleep Wake Disorder is a type of circadian rhythm disorder that affects sleep patterns, putting you out of sync with your life.

Advanced Sleep Phase Disorder is an extremely rare circadian rhythm issue. Sufferers describe an out-of-whack or delayed sleep-wake cycle.

Sleep Bruxism is a form of teeth grinding that occurs as you sleep. For most sufferers, they’re unaware of their issue until dental damage.