Alzheimer's Day 2021: What causes it? What we know, don't know and suspect

Alzheimer's Day 2021: A hallmark of Alzheimer's disease is gradual deterioration of memory. Here's all you need to know about the disease on World Alzheimer's Day 2021

Alzheimer’s disease is the most common form of dementia, which is an umbrella term used to describe general loss of memory, thinking skills and other day-to-day functions (such as cooking, paying bills, cleaning and even dressing).

A hallmark of Alzheimer’s disease is gradual deterioration of memory. But it is a biological disease, which means that, besides seeing outwards symptoms such as memory loss, we can also measure the breakdown that occurs in the brain as a consequence of disease progression.

Alzheimer’s is identified by the presence of two proteins in the brain, known as