'It's not a clean environment, and that's what I need': homeless people struggling to treat illness and disease

Paul showed us a wound to the leg he's trying to manage without shelter.

The life expectancy of someone living on the streets is 30 years lower than people with a home in the UK.

An illness on the streets can often become very serious very quickly - particular if someone doesn't have easy access to healthcare - or if they are facing harsh living conditions and dropping temperatures.

Lucy Meacock has been to meet one man in his mid-forties, who has been homeless for 5 years. He has a flesh-eating disease in his leg.