Music: Sound that expresses emotion through rhythm, melody, and harmony.Music Therapy: The use of music as an adjunctive therapy in the treatment of neurological, mental, or behavioral disorders.MP3-Player: Portable electronics device for storing and playing audio and or media files. MP3 for MPEG-1 audio layer 3, is a digital coding format.Auditory Perception: The process whereby auditory stimuli are selected, organized, and interpreted by the organism.Pitch Perception: A dimension of auditory sensation varying with cycles per second of the sound stimulus.Dancing: Rhythmic and patterned body movements which are usually performed to music.Pitch Discrimination: The ability to differentiate tones.Acoustic Stimulation: Use of sound to elicit a response in the nervous system.Aptitude: The ability to acquire general or special types of knowledge or skill.Auditory Perceptual Disorders: Acquired or developmental cognitive disorders of AUDITORY PERCEPTION characterized by a reduced ability to perceive information contained in auditory stimuli despite intact auditory pathways. Affected individuals have difficulty with speech perception, sound localization, and comprehending the meaning of inflections of speech.Hearing Loss, Noise-Induced: Hearing loss due to exposure to explosive loud noise or chronic exposure to sound level greater than 85 dB. The hearing loss is often in the frequency range 4000-6000 hertz.Pleasure: Sensation of enjoyment or gratification.ArtRelaxation: Activity which reduces the feelings of tension and the effects of STRESS, PHYSIOLOGICAL.Sound Spectrography: The graphic registration of the frequency and intensity of sounds, such as speech, infant crying, and animal vocalizations.Cochlear Implants: Electronic hearing devices typically used for patients with normal outer and middle ear function, but defective inner ear function. In the COCHLEA, the hair cells (HAIR CELLS, VESTIBULAR) may be absent or damaged but there are residual nerve fibers. The device electrically stimulates the COCHLEAR NERVE to create sound sensation.