MyPT: Workouts and Meal Planner - The AI personal trainer and nutritionalist in your pocket
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Meet MyPT – your personal trainer that actually gets you. No generic plans, just tailored workouts and meals based on your goals, body, and fitness level. Plans adjust weekly, lifts progress properly and there is no judgment, just motivation to keep you going.

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It calculates your one max lift for each exercise, and tweaks your weight and reps to be lifted in order to continue progressing - following the progressive overload technique.