How Can I Tell If a Food Is Causing a Reaction or If I'm Actually Sick?

<p>"How can I tell if a food Is causing a reaction or if I'm actually sick?" Knowing the difference between suffering from food intolerance issues and being sick is vital. Joanne from Facebook asked Fitness Hall of Famer, JJ Virgin, for specifics.</p> <p>The answer is simpler than you might expect.</p>