Facilitating Functional Independence in Patients Receiving Prolonged Mechanical Ventilation

Inclusion Criteria: * Duration of mechanical ventilation \>14 days * Sufficiently awake * Able to speak and comprehend English * Willingness to participate Exclusion Criteria: * Cardiopulmonary Instability * Acute-onset neuromuscular disease * Lower-extremity amputee or paresis * Open wound at electrode application points * Pitting edema grade ≥3 * Presence of pacemaker, implanted defibrillator, or ventricular-assist device * inability to transfer from sitting to standing before critical illness