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Identity plays a powerful role. Change sticks when it becomes part of how we see ourselves, not just something we do temporarily. For example, someone who identifies as “a healthy person” is more likely to maintain exercise and nutrition habits than someone who is “trying to get fit.”
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Tools for change include setting specific, measurable goals; tracking progress; creating accountability systems; and designing environments that reduce friction for desired behaviors. Social support is critical—sharing goals with friends or joining a group with similar aspirations can increase commitment.