Effect of Enhanced Sweat Rate on the Safety and Edema Status of Chronic Edematous Patients

Inclusion Criteria: Phase 1: Healthy subjects: 1. Age ≥ 18 2. Subject has been informed on the nature of the study and has provided informed consent 3. Subject is capable of meeting study requirements Phase 2: CHF Patients: 1. Age ≥ 18 and diagnosed with CHF 2. Subject has 2 or more score for pitting edema 3. Subject is taking diuretic medications at home 4. Subject has been informed on the nature of the study and has provided informed consent 5. Subject is capable of meeting study requirements Exclusion Criteria: Phase 1: Healthy subjects: 1. Subject is enrolled to another clinical investigation that might interfere with this study 2. Subject is pregnant or planning to become pregnant within the study period, or lactating mothers 3. Subject has no known sensitivity to Neoprene Phase 2: CHF Patients: 1. Subject is enrolled to another clinical investigation that might interfere with this study 2. Subject is admitted to the hospital for acute decompensated or acute heart failure 3. Subject has any known lower body skin problems (open wounds, ulcers) 4. eGFR\<15 ml/min/m2 5. Subject with severe peripheral arterial disease 6. Subject is pregnant or planning to become pregnant within the study period, or lactating mothers 7. Subject has known sensitivity to Neoprene