Thank you for taking the sleep-deprivation mini-checkup!
Your answers to the Epworth Sleepiness Test indicate you may be significantly sleep-deprived. You may wish to consult with your physician to discuss futher investigation.
One common cause of daily grogginess is obstructive sleep apnea, a condition in which breathing stops for several seconds during sleep. The cut-off in air and oxygen stress the heart, brain and other organs and can continually jolt people awake - a risky, exhausting syndrome.