Скачать или смотреть Watch heart-melting moment Alzheimer's patient recognises her daughter and says 'I love you'

The video shows American Kelly Gunnerson and her mother talking in a hospital bed before the 87-year-old correctly remembers her daughter's name...
This is the tear-jerking moment a mum recognises her daughter despite suffering from debilitating mental illness Alzheimer's.

The video, posted on YouTube by American Kelly Gunderson, shows her lying side-by-side with her 87-year-old mum in her hospital bed.

During the video, Kelly asks: "Do you know who I am?" to which her mother amazingly responds "Kelly."

Throughout the heartwarming video the pair can be heard frequently telling each other how much they love one another.

Alzheimer's disease, which affects around five million people in the US alone, is the most common form of dementia, but a cure remains to be found.

After the onset of the disease, sufferers' life expectancy is 8 to 10 years.