Dyspnea and chest pain represent 1.5% of general practice consultations. They may be a sign of many diseases, potentially serious. The concept of Gut Feelings brings a sense of alarm and reinsurance. The sense of alarm reflects a sense of mistrust about the patient's clinical situation, in the absence of objective argument. The sense of reinsurance reflects a sense of confidence about the patient's situation, in the absence of objective argument. Gut Feelings plays a key role in the diagnostic reasoning in general practice. A questionnaire measuring the Gut Feelings was validated in French after a linguistic validation procedure.