eMedicine Health Sleep: Understanding the Basics (Health/Mental_Health)
emedicinehealth.com
Description: Consumer health resource center providing information on sleep and sleep disorders....Sleep is defined as a state of unconsciousness from which a person can be aroused. In this state, the brain is relatively more responsive to internal stimuli than external stimuli
Specializes in: sleep understanding basics stages of sleep stage stage ii stage iii stage iv... delta waves delta activity

Sleep Disorders (Health/Mental_Health)
neurologychannel.com
Description: From the NeurologyChannel information about sleep and the different stages, insomnia..., obstructive sleep apnea and narcolepsy.Sleep disorders include lack of sleep such as insomnia, disturbed sleep such as sleep apnea, and excessive sleep such as narcolepsy. Sleep disorders can be managed once properly diagnosed
Specializes in: sleep disorders insomnia sleep deprivation disturbed sleep sleep apnea rem rapid eye movement sleep behavior disorder... restless legs syndrome stages of sleep