sleep is a natural process sleepbox The mechanism through which sleep is generated and maintained is more of a balance between two systems located within the brain: the homeostatic processes, which are functionally the body’s “need for sleep” center, and the circadian rhythm which is an internal clock for the sleep-wake cycle
sleep calculator Use this tool to calculate the best times to go to bed or wake up based on 90-minute sleep cycles. Whether you need a full night's rest, a nap, or a specific wake-up time, this calculator helps you plan your sleep schedule for maximum refreshment and energy
sleep apnea Sleep apnea is a widespread condition that disrupts a person’s breathing while they sleep. That causes a person to wake up just enough to breathe, interrupting their sleep and keeping them from feeling rested. Over time, sleep apnea can lead to serious or even deadly complications, so early diagnosis and treatment are vital
