Stage 1 - PowerPoint PPT Presentation

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Stage 1

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  1. Stage 1 Hypnagogic Sleep

  2. Basic Information • Brain waves: low amplitude and high frequency • “Just drifting off” • Stage when your body movements are involuntary and stimuli do not affect you as it would when you're awake. May feel as though your body is either doing a sudden action such as falling off a cliff

  3. Simplicity • The first stage of sleep in a state of sensitive unconsciousness • Individual m ay be awoken by the slightest stimuli • May experience Myoclonia • I.e. Short sleep in the bus from school or to school

  4. Myoclonia • The experience of falling off a cliff or sudden jerks during the first phase of sleep