A practical, low-conflict approach to changing someone's behavior — including your own — is deliberately redesigning the environmental cues or the reward attached to an existing routine, rather than trying to fight the craving directly through willpower alone. This works with the habit loop's actual structure instead of against it: since a habit is triggered by a specific cue and sustained by a specific reward, changing either one can redirect the whole loop toward a different, healthier routine without requiring a constant, effortful battle against the underlying craving.
This approach is especially valuable in situations where direct confrontation or willpower-based appeals repeatedly fail — a redesigned cue or a substituted reward can produce durable change specifically because it doesn't ask the person to fight their own automatic wiring, it works with it.
As Eugene aged, his wife Beverly used her understanding of the habit loop to manage his declining health: rather than trying to convince her amnesiac husband to resist unhealthy food through willpower he couldn't reliably exercise, she kept bacon out of the refrigerator entirely and placed a salad directly next to his chair, so eating the salad — not searching for a treat — became his new automatic routine. Separately, after a minor heart attack, Eugene kept ripping off his hospital heart monitors to get comfortable, and neither alarms nor threats of restraints stopped him; his daughter suggested nurses instead repeatedly praise him for sitting still and "helping science," appealing to his sense of pride. Once that new reward was introduced, Eugene complied and left the monitors in place.