Three-Day Workout Plan for Building Upper Body Strength:
Day 1 - Chest and Triceps:
Equipment: Bench press, dumells, tricep pushdown machine
Warm-up: 10 minutes on the elliptical machine
Bench press: 3 sets x 10 reps (weight: 75% of max)
Incline dumell press: 3 sets x 10 reps (weight: 70% of max)
Dumell fly: 3 sets x 12 reps (weight: 50% of max)
Tricep pushdown: 3 sets x 10 reps (weight: 60% of max)
Overhead tricep extension: 3 sets x 10 reps (weight: 50% of max)
Cardiovascular element: 15 minutes on the rowing machine
Day 2 - Back and Biceps:
Equipment: Lat pulldown machine, cable row machine, dumells
Warm-up: 10 minutes on the stationary bike
Lat pulldown: 3 sets x 10 reps (weight: 75% of max)
Cable row: 3 sets x 12 reps (weight: 70% of max)
Dumell curl: 3 sets x 10 reps (weight: 60% of max)
Hammer curl: 3 sets x 10 reps (weight: 50% of max)
Reverse grip curl: 3 sets x 10 reps (weight: 50% of max)
Cardiovascular element: 15 minutes on the treadmill
Day 3 - Shoulders and Abs:
Equipment: Dumells, shoulder press machine, ab roller
Warm-up: 10 minutes on the stair climber
Shoulder press: 3 sets x 10 reps (weight: 75% of max)
Dumell lateral raise: 3 sets x 12 reps (weight: 70% of max)
Dumell front raise: 3 sets x 10 reps (weight: 60% of max)
Leg raise: 3 sets x 15 reps
Bicycle crunch: 3 sets x 20 reps
Plank: 3 sets x 30 seconds
Cardiovascular element: 15 minutes on the stationary bike
Note: In each workout, the weights and reps will increase gradually over the three days, according to the principle of overload and progression. Specificity will be achieved by targeting the particular muscle groups with the appropriate exercises. To prevent plateau, the workouts will include a variety of exercises and techniques to challenge the muscles in different ways.