New test detects early signs of dementia

The cheap and simple test for people aged 50 and over can pick up early signs of dementia, according to US scientists.

Scientists in the United States say they have developed a simple test that can identify the early signs of dementia.
 
It should be particularly helpful to people suffering from Alzheimer’s disease.
 
Al Jazeera’s science correspondent Tarek Bazley explains.

Source: Al Jazeera