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 growing body of neuroimaging research is pinpointing exactly how psychedelic drugs hijack the brain’s visual system to produce vivid hallucinations, even when a person’s eyes are closed. Studies ...

Visual hallucinations, or seeing things that aren’t really there, can be frightening and distressing. They may occur due to a large variety of physical and psychiatric conditions. But a lesser known ...

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 ...

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 ...

People with Charles Bonnet syndrome (CBS) experience complex visual hallucinations that can seem very real. While there is no cure, people can take simple steps to reduce or sometimes stop their ...