Lewy body dementia: Similar symptoms to Alzheimer's and Parkinson's. After Alzheimer's disease, it is the second most common form of progressive dementia.

Symptoms include movement disorders, hallucinations, low blood pressure, urinary incontinence and disturbed REM sleep (dream sleep) It is usually only diagnosed after the age of 65 and affects men more often than women. It is not intended for self-diagnosis, treatment or medication. It in no way replaces a visit to the doctor. For confidential support call the Samaritans in the UK on 08457 90 90 90, visit a local Samaritans branch or click here for details.