<unk> is an activity management technique for managing a long-term health condition or disability, aiming to maximize what a person can do while reducing, or at least controlling, any symptoms that restrict activity.<unk> is commonly used to help manage conditions that cause chronic pain or chronic fatigue.
Pacing 
Transcutaneous pacing
Vagal maneuver
Transvenous pacing
Machine perfusion
Cardiac pacemaker
Biological pacemaker
Automated external defibrillator