Rapid Tone Diet There are three questions you should answer if you want to evaluate the nature of the symptoms yourself: If you respond affirmatively to these three questions, the safest is to consult your doctor to exclude a heart problem. Digestive and cardiac diseases can sometimes be quite difficult to differentiate, because the location of both is quite diffuse. Not few were cases where a myocardial infarction , for example, was confused with a perforated ulcer, or vice versa. Rapid Tone Diet