Examine the importance of sleep for physical and mental health

Examine the importance of sleep for physical and mental health, cognitive function, and overall well-being. Discuss the physiological processes underlying sleep regulation, including circadian rhythms, sleep architecture, and the functions of REM and non-REM sleep stages. Explore the health consequences of sleep deprivation and sleep disorders, such as insomnia, obstructive sleep apnea, and restless leg syndrome, and discuss strategies for promoting healthy sleep habits and improving sleep quality.