Narcolepsy can increase a person’s chances of experiencing hallucinations, often when falling asleep or waking up. Hallucinations with narcolepsy typically involve visualizations, sounds, or touch ...

Hallucinations are unreal sensory experiences, such as hearing or seeing something that is not there. Any of our five senses (vision, hearing, taste, smell, touch) can be involved. Most often, when we ...

A new study from the Netherlands Institute for Neuroscience shows how flickering light can cause hallucinations in our brain: it produces "standing waves" of brain activity. The work is published in ...

Hallucinations are sensory experiences that seem real but aren’t, often arising from health conditions or substance use, while delusions are firm beliefs in false ideas despite contrary evidence.