Clinical Research Directory

Inclusion Criteria: * Subject aged 18 to 35, * Subject affiliated to a social security, * Subject who has signed the free and informed consent form. Exclusion Criteria: * Subject with a pathology incompatible with the performance of the test, namely: Recent infarction,Threat syndrome, blood pressure resting\> 200/120 mmHg, uncompensated cardiac insufficiency, atrioventricular block 3rd degree acquired, Myocarditis, Pericarditis, Endocarditis, Aortic Dissection, Intracardiac Tumor or Thrombus, Deep Vein Thrombosis, Pulmonary Embolism, * Subject under B-mimetic drug treatment, * Subject under safeguard of justice, * Subject participating in another search, * Subject during pregnancy.