By 2020, there will be more than 55 million cases of Alzheimer's disease worldwide, predicts Alzheimer's Disease International. Every 20 years, this number will almost double, rising to 78 million in 2030 and 139 million in 2050.
In Alzheimer's disease, a small protein known as amyloid beta misfolds to intermediates that aggregate into larger macromolecular structures known as fibrils and plaques