Having a hallucination or delusion doesn’t necessarily mean you have a mental health condition, such as schizophrenia.
Tero Vesalainen/ Shutterstock
As many as one in ten people will have a psychotic experience in their lifetime – and researchers now know your genes play a role.
Were U.S. diplomats at the embassy in Cuba stricken by a mass delusion?
AP Photo/Ramon Espinosa
Sociologists know what conditions make it more likely a mass delusion will take hold and spread through a group – whether adherence to a fashion fad or belief in a doomsday cult.
A strange delusion which may have its origins in damage to a particular process in the brain, is also one that can help us to understand how we recognise each other.
A study in the 1960s brought together three people who believed they were Christ – the results still tell us much today about how well we recognise our own delusions.
Does your nose grow if it’s a falsehood, not a lie?
Alternate realities don't just exist in politics – and not all falsehoods are lies. Distortions of the truth can range from a normal part of human nature to pathological.
What causes some people to become convinced their skin or bodies are infested with crawling critters?
Some people have terrifying delusions they are infested with insects, spiders or even small animals. But help is available.
Thinking strange thoughts does not necessarily mean you’re deluded.
We cannot think thoughts that are not ours - but there are still those who claim to have external thoughts being put into their heads.
We need personalised treatments rather than blanket medical diagnoses to help those suffering from delusions.
Hi Mum … or should I say … impostor?
In the film Invasion of the Body Snatchers aliens invade earth by replicating individuals. While the idea that we could be duped by shape-shifting aliens is a great idea for a film, the story echoes a…