My daughter, age 35, healthy(physical in 11/16). Normal weight, active exercises regularly eats very healthy. Has dog last 9 months. Yesterday morning had coffee, banana , blueberries( organic) for breakfast. Sitting on sofa getting ready to leave for work suddenly felt like nausea, diarrhea ,ran to bathroom, uncontrolled shaking, like vibrating she said. Hands and feet numbness whole body tingling. Couldn t move had to lay on bathroom floor for a half hour. Headache all day felt lousy but went to work for four hours. Won t go to doctor unless it happens again. Possibilities?