You wake from sleep to find yourself paralysed. You can’t move. You are fully conscious. You see or hear or somehow feel the presence of 'something'.

This 'something' presses on you, crushes you, chokes you. You can’t scream. You fear you are suffocating. You fear you might be dying. Your fear, your terror, is beyond belief.

You are experiencing a condition which modern science calls 'sleep- paralysis'.

It is not rare. Worldwide surveys indicate that up to 50% of people experience at least one episode of sleep-paralysis in their lifetime.

It is not new. Supernatural presences now attributed to sleep- paralysis have been reported in many cultures as far back as recorded history. According to modern science all these experiences can be explained