Inclusion Criteria:  Patient over 18 years old hospitalized for acute heart failure Patient able to express his consent before participating in the study, certified by the caregiver if a written consent is not possible Patient able to follow protocol procedures, alone or with a caregiver help Caregiver consent to participate in the study and assist the patient during its own participation, if caregiver involvement is necessary Patient requiring an hospitalisation of at least 24 hours Patient covered by social security or equivalent regimen Patient having access to a mobile of fixed phone line  Exclusion Criteria:  Admission in intensive care or resuscitation unit AND need for inotropic support, vasodilator, or invasive/non-invasive ventilation for the last 24h Renal insufficiency with MDRD clearance inferior to 15 ml/min/1.73m2 the day of inclusion or dialysis Patient planned transfer to a rehabilitation and recuperative care facility (hospital or nursing home) Associated disease requiring frequent re-hospitalizations (cancer, dialysis, repeated sessions during planned hospitalizations) Associated disease with a high risk of death for the next 6 months Chronical respiratory insufficiency requiring daily invasive ventilation or a more than 3L/min permanent oxygen therapy Patient suffering from severe dementia defined by a MMSE score ≤ 9 Person participating in another research testing another care pathway Every other reason which, according to investigator, might interfere with study objective assessment Person under judicial protection measure (guardianship, curatorship) Person deprived of liberty by a judicial or administrative decision