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 ...

Hallucinations underlie many neurological conditions, drug-induced or otherwise. Narcolepsy, schizophrenia, and Alzheimer’s disease are all associated with moments when one visually perceives the ...

Migraine is a neurological condition that affects about 39 million people in the United States. Aura symptoms can include trouble speaking, tingling, weakness, or vision changes. Visual aura is common ...

Dr. Oliver Sacks is probably best known as the real inspiration for the caring neurologist portrayed by Robin Williams in the Oscar-nominated film, Awakenings, which was based on his autobiographical ...

Charles Bonnet syndrome is a condition in which someone with poor vision experiences visual hallucinations, or seeing things that aren’t there. It occurs in individuals who have lost a significant ...

Have you ever felt the strong sensation that someone is behind you, so intense that you turn around, only to see that no-one is there? This is a 'presence hallucination'. Presence hallucinations are ...

Please provide your email address to receive an email when new articles are posted on . Individuals with dementia-related psychosis commonly experience visual hallucinations, auditory hallucinations ...

New research shows how psychedelics alter visual processing and boost memory-linked brain circuits to generate hallucinations, revealing mechanisms with therapeutic implications.