How to help someone who has dementia

There are ten of thousands of people in Greater Manchester with dementia. What if you don't have dementia but know someone who has - and you're worried about saying or doing the wrong thing? Hear Joy, Lesley and Ann - who all have dementia - tell us what annoys them most about the way people treat them. Here's their guide - just for you - of how to behave and what NOT to do....