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Patients with hallucinations tended to perceive sounds in a way that was more similar to what they had been cued to expect. (Photo: Pixabay)

Elevated dopamine levels can cause hallucinations

Our brain uses prior experiences to generate sensory expectations that help fill in the gaps when sounds or images are...

17 Feb 2018 3:16 PM IST

The degree to which people report them show severity of depression (Photo: AFP)

Sleep paralysis or hallucinations before nodding off may indicate...

Sleep paralysis is the inability to move or speak upon waking up and hallucinations occur a short while before a person...

8 Jun 2018 5:13 PM IST