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Dementia currently affects about 50 million people in the world.
There are about 50 million people in the world living with dementia. It's the umbrella term given to the symptoms caused by various diseases - most commonly Alzheimer's. This is expected to go up to 152 million in 2050, according to Alzheimer's Research UK.
Despite the massive impact dementia has on the economy and people's livelihoods, there are still many misconceptions around it. There are also some facts that still surprise people.
We spoke to Alzheimer's Research UK to find out what people normally get wrong, and what they often don't know, about dementia.