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3-Day/Week Muscle Building Workout (MB.20)

Free program overview — full interactive version lives in the WorkoutsLab app.

Advanced2-DAY PROGRAMBODYBUILDING
2TRAINING DAYS
23EXERCISES
~72SETS / WEEK
MB.20VAULT CODE

1.The week

2.Sample training day

ExerciseSetsRepsRest
C h e s t
dumbbell bench press410 to 15—
dumbbell incline bench press410 to 12—
dumbbell flyes310 to 12—
S h o u l d e r s
dumbbell shoulder press310 to 12—
dumbbell lateral raises38 to 10—
A b s
ab crunches3until failure—
hanging leg raises3until failure—
B a c k
wide grip (front) pull-ups310 to 12—
one arm (alternating) cable pulls38 to 10—
seated close-grip row38 to 10—
lat pull-downs (rear)38 to 10—
B i c e p s
dumbbell incline bench curls310 to 12—
dumbbell preacher curls310 to 12—
dumbbell reverse curls310 to 12—
A b s
roman chair leg curls3until failure—
raised leg crunches3until failure—

Sample: WORKOUT 1 Chest, Shoulders & Triceps — one of 2 training days. The app runs the full week with checkoffs, rest timers, and logging.

3.The rest of the week — full exercise lineup

Every movement in the program, day by day. Exact sets, reps, rest periods, and progression live in the app.

WORKOUT 2 Legs, Back & Biceps

Run the full 2-day program in the app — every day with set checkoffs, rest timers, progression tracking, and the training log.

WorkoutsLab is a $5/mo training app that installs from your browser — no app store needed.

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