Sometimes exercise can induce anxiety as it causes to excite the nervous system especially in people with autonomic nervous system dysfunction who have a hyperactive nervous system to begin with. And some people like myself have to take supplements because of having whipples disease my body isn't absorbing the proper vitamins and minerals from the food I'm eating it's not enough for me to just rely on food. Plus I can barely eat 2 meals a day as it is because of this disease.