Does a virus cause Alzheimer鈥檚?
Ask the doctor
When the viruses infect cells, they can damage those cells. Most of the time, the immune system moves in to minimize the damage and allow healing to occur. Sometimes, however, the immune attack against the viruses causes collateral damage: it injures the tissue it is trying to heal. My uncle used to say: "The human body is a brilliantly engineered machine, but it ain't perfect!" He suffered from kidney stones.
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