Alzheimer

1. symptoms

1.1. cognitive

1.2. behavior

1.3. mood

2. causes

2.1. genetic mutation

3. what is Alzheimer

3.1. when was found

4. research about Alzheimer

4.1. what we know today

4.2. clinical trials

4.3. vaccine

5. how to prevent from Alzheimer

5.1. diet

5.2. excercise

5.3. social and mental stimulation