Blood has some disadvantages for diagnosis as it is separated from the brain by what is called the “blood brain barrier”. This makes it difficult to establish that a signal is actually coming from the brain.
Paul Maruff, Florey Institute of Neuroscience and Mental Health
News reports this week hailing a breakthrough in Alzheimer’s research, saying a vaccine for the disease is a few years away, have raised hopes for many. But let’s take a step back from the headlines.
Alzheimer’s disease is one of the most feared illnesses of people 60 and up. A rare type of Alzheimer’s, called early-onset, can occur in people even younger. How can you tell if you are at risk?
Dementia is the third leading cause of death in Australia. As the population ages, the number of people with dementia is expected to rise, as is the number of deaths from dementia.
The Alzheimer’s Society is concerned that people with dementia aren’t getting diagnosed soon enough. But there are pros and cons to an early diagnosis.
While cooking food in aluminium pots isn’t a bad thing, doing so in foil is problematic. Over-exposure to aluminium may pose serious threats to human health.
Once the stuff of tweeting birds and rolling cartoon eyes, bumps on the head are now linked to dementia. Will Smith’s latest movie tells how sports authorities tried to cover it up.
For the first time, researchers have shown that feeding vervet monkeys a toxin produced by blue-green algae resulted in protein deposits in the brain, consistent with those seen in human Alzheimer’s.
Colin Masters, Florey Institute of Neuroscience and Mental Health
New research has identified a known neurodegenerative disease as being caused by prions. And it has again raised the possibility that these proteins are infectious.