Clinical Research Directory

Inclusion Criteria: * Patients admitted at emergency room for acute heart failure. * Patients discharged from emergency room after an episode of acute heart failure. * Either LVEF\>40% or ≤40%, either known or assessed during the index hospitalization (however at least 1/3 of patients are required from each category). * BNP \> 200 pg/ml OR NT-ProBNP \> 800 pg/ml * Patients with connected smartphone. Exclusion Criteria: * Patients \<18 years and \>85 years. * Pregnant women. lactating woman. * Previous history of allergic asthma at an early age. * Patients with a history of pulmonary embolism. * Cardiorespiratory disorders which may be aggravated by the slight compression of the thorax. (patient with a pacemaker). * Known allergies for: bisoprolol, ramipril, Entresto, spironolactone, empagliflozine, dapagliflozine. * The participant's inability to adhere to study procedures or give informed consent.