What are Alzheimer’s disease Causes??
Scientists declare that for most people, Alzheimer’s disease in patients is caused by a combination of genetic, lifestyle and environmental factors that influence the brain over time. Less than 5 percent of the time, Alzheimer’s is caused by specific genetic change that virtually guarantee a person will develop the disease. Although the Alzheimer’s disease Causes aren’t yet fully understood, its effect on the brain is clear. Alzheimer’s disease damages and kills brain cells.
A brain affected by Alzheimer’s disease has many smaller number of cells and many fewer connections among surviving cells than does a healthy brain.As more and more brain cells die, Alzheimer’s leads to significant brain shrinkage. When doctors observe Alzheimer’s brain tissue under the microscope, they see two types of abnormalities that are considered hallmarks of the disease: