AP
A rare autoimmune disease attacked his brain and robbed him of decades of his memories
Christy Morrill's own immune system hijacked his brain, and began attacking it. He had autoimmune encephalitis, which robbed him of decades of his memories.
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Diseases like lupus, myositis and some forms of arthritis don't just strike adults. These autoimmune diseases are more rare in kids, but they do happen.
