Alzheimer's disease can be devastating not just for the patient but for all of their loved ones too, especially at Christmas.Dementia, which is an umbrella term for a group of symptoms that affect the gradual decline of the brain, is thought to affect nearly one million people in the UK.
It often starts out slowly, meaning the symptoms can be difficult to spot at first. But one expert has highlighted some lesser-known signs that can present themselves at social gatherings, that you might not have heard of before.
Many people will already be aware that memory loss and language issues can be a telltale sign that a person may have dementia.
But behaving in a way that's out-of-character and becoming socially withdrawn are just two less common symptoms of the devastating illness, according to Dr Byron Creese, a senior lecturer in psychology at Brunel University in London.
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