Multiple Sclerosis

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Some sort of defect in the immune system causes white
blood cells to attack and destroy the myelin sheath.
There are five main types of Multiple Sclerosis. The first type is Benign
Multiple Sclerosis. It is the least severe, has little progression, and takes up
twenty percent of all cases. The second type is Benign Relapsing-Remitting
Multiple Sclerosis. It carries symptoms that fluctuate in severity, mild
disability, and it makes up thirty percent of the total. The third type is
Chronic Relapsing Multiple Sclerosis. It is characterized by disability that
increases with each attack, and it is the most common with forty percent of all
cases. Chronic Progressive Multiple Sclerosis is the fourth type. It has
continuous disability that worsens as time goes by, and ten percent of all cases
are this. The last type is a very rare class called Acute Progressive Multiple
Sclerosis. This kind can kill in weeks or months, in contrast with the usual
years or decades.
Due to ...

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