The whitetail shakes his fuzzy ears and antlers.The snowshoe hare pokes his body out of the cedar swamp to find the edge of the gravel road. Then he rolls, twists and flops around on the dusty ground.

When a mysterious rash spread across Rachel Evans’ body, doctors kept telling her it was just eczema. But Rachel, 46, knew something wasn’t right. Struggling with unbearable itching, dizzy spells, ...