Does our immune system hold the key to beating Alzheimer’s disease?

Incurable and increasingly prevalent, Alzheimer's has long puzzled the research community. Now scientists believe the human body may be the best line of defence

Half a million people in the UK are living with Alzheimer's disease, the most common form of dementia. And while the risks generally increase with age, thousands are afflicted under the age of 65. Inheritable genetic conditions can lead to familial Alzheimer's, which can afflict people as young as 30.

There is no known cure. Some medications can reduce memory loss and aid concentration, but these merely alleviate the symptoms or boost the performance of those neurons in the brain that remain unaffected. They do nothing to stop or slow down the killing-off of brain cells by this neurodegenerative condition