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  Risk Factors  
     
 

The exact cause of Alzheimer's disease is unknown. Almost certainly there are both genetic and environmental factors involved. There are however 5 risk factors recognised in the development of Alzheimer's disease (AD).

1.

Age. The older a person is, the greater the risk of developing the disease.

2.

Gender. It appears to affect more women than men. Family History. The risk of developing the disease is greater if a primary relative (ie. parent, grandparent or sibling) developed AD prior to the age of 65 yrs.

3.

Down's Syndrome. All people with Down's syndrome develop the same brain changes as in Alzheimer's disease by the time they are 40 years old. Their abilities and behaviour will then progressively deteriorate as in AD.

4.

Head Injury. A severe head injury or repeated blows to the head (eg. boxing) may predispose a person to the development of AD.

5.

Severe deficiencies of Folic Acid and Vitamin B12 are now recognised as risk factors for the development of AD. The degree of deficiency appears related to a co-existent malabsorptive process ie. the digestive system does not absorb nutrients effectively.

 
Alzheimer's Facts
  Irreversible causes of Dementia
  Reversible causes of Dementia
  Is it Hereditary
  Risk Factors
  Diagnosis
  Disease Progression
  10 Warning Signs
  FAQ
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