Electronic devices for alleviating night terrors, sleep terrors, parvor nocturnus, sleepwalking, confusional arousals, parasomnias and improving sleep, namely, a vibrating pod, timer and sensors placed under a mattress or pillow; downloadable mobile software applications for sleep management, namely, software for use with electronic devices and for monitoring, collecting, analyzing and recording sleep patterns, sleep metrics, sleep quality, gross body movement during sleep, the rate and severity of night terrors, other sleep events, and alerting the user of the device's performance, and for promoting sleep hygiene