Right now, you don't have to look far to get advice on how to prevent virus transmission. Wash your hands and disinfect surfaces. Minimize physical contact. Use proper sneezing and coughing hygiene. Practice social distancing. But what about the other half of the equation? We also need to work from the inside out: Stay calm; stress weakens the immune system; Eat plants to boost your immune system. If possible, it's best to get these immune-boosting superheroes from whole foods ...