Built for Busy: Two New 45-Minute Power Sessions
- elizabethdehartfit
- Sep 29
- 3 min read
Updated: Nov 23

Upper Body Strength Workout (45 Minutes)
This session uses dumbbell (DB) weight and focuses on progressive overload. Choose a weight that challenges you to complete the final 2 reps of each set.
Warm-Up (5 Minutes)
Time (sec) | Exercise | Focus |
60 sec | Jumping Jacks or High Knees | General Cardio/HR Elevation |
60 sec | Arm Circles (forward 30 sec, backward 30 sec) | Shoulder Mobility |
60 sec | T-Spine Rotation (Cat-Cow with thread the needle) | Spinal/Thoracic Mobility |
120 sec | Plank to Downward Dog (Hold D-Dog for 5 sec) | Core Engagement & Shoulder Activation |
Strength Block (35 Minutes)
Perform all A-series exercises before moving to B-series, resting only 60-90 seconds between sets.
A-Series: Push Focus (Heavy)
(4 Sets | Rest 90 seconds between sets)
Exercise | Reps | Dumbbell Weight | Alternatives |
1. DB Bench Press (or Floor Press) | 10−12 | Moderate-Heavy | Push-Ups (Weighted or on Knees) |
2. DB Overhead Press (Standing or Seated) | 8−10 | Moderate-Heavy | Pike Push-Ups (Bodyweight) |
3. Bent-Over Lateral Raise | 12−15 | Light | Rear Delt Fly (using resistance bands) |
B-Series: Pull Focus (Heavy)
(4 Sets | Rest 60 seconds between sets)
Exercise | Reps | Dumbbell Weight | Alternatives |
1. DB Single-Arm Row (on bench or knee) | 10−12 per arm | Moderate-Heavy | Bodyweight Inverted Row (using table/bar) |
2. DB Bicep Curl (Alternating) | 10−12 per arm | Moderate | Hammer Curls (better for elbow safety) |
3. DB Triceps Overhead Extension (or Skull Crushers) | 12−15 | Moderate | Bodyweight Triceps Dips (on bench/chair) |
Cool-Down (5 Minutes)
Hold each stretch for 30–60 seconds, focusing on deep breaths.
Pectoral Stretch (in a doorway or corner)
Triceps Stretch (arm overhead, gently pull elbow)
Shoulder Cross-Body Stretch
Child's Pose (forehead to floor, arms extended)
Lower Body HIIT Workout (45 Minutes)
This session uses a Tabata-style format (20 seconds work / 10 seconds rest) for the HIIT circuit to keep the intensity high.
Warm-Up (5 Minutes)
Time (sec) | Exercise | Focus |
60 sec | Butt Kicks or Jump Rope | General Cardio/HR Elevation |
60 sec | Leg Swings (forward/backward & side-to-side) | Hip Mobility |
120 sec | Walking Lunges (Bodyweight) or Air Squats | Lower Body Activation |
60 sec | Glute Bridge (Hold last 5 seconds) | Glute Activation |
HIIT Circuit (35 Minutes)
This workout is split into three main circuits. You will perform each exercise for 20 seconds of work followed by 10 seconds of rest. Complete all 8 rounds (4 minutes total) before resting and moving to the next circuit.
Circuit 1: Strength Endurance (4 Minutes)
(Repeat 4 times: 20s work / 10s rest)
Exercise | Focus | Dumbbell Weight | Alternatives |
1. Goblet Squat | Quads, Glutes | Single Moderate DB | Bodyweight Air Squats |
2. Jumping Jacks | Cardio/Active Recovery | None | High Knees (Low Impact: Step out Jacks) |
(Rest 60 seconds before moving to Circuit 2)
Circuit 2: Power & Balance (8 Minutes)
(Perform each pair 4 times: 20s work / 10s rest)
Exercise | Focus | Dumbbell Weight | Alternatives |
1. DB Reverse Lunge (Alternating Legs) | Glutes, Hamstrings | Two Moderate DBs | Bodyweight Split Squat (Static) |
2. Plank Taps (Touch opposite shoulder) | Core Stability | None | Standard Plank Hold |
3. Burpees (or Squat Thrusts) | Full Body Power | None | Bodyweight Squats (High Speed) |
4. Mountain Climbers | Cardio/Core | None | High Knees |
(Rest 60 seconds before moving to Circuit 3)
Circuit 3: Finisher (4 Minutes)
(Repeat 4 times: 20s work / 10s rest)
Exercise | Focus | Dumbbell Weight | Alternatives |
1. DB Hip Thrust (Single or Double DB) | Glute Max | Single Moderate-Heavy DB | Bodyweight Glute Bridge (with 2-sec hold) |
2. Switch Jumps (Jump Lunges) | Explosive Power | None | Quick Forward/Backward Lunges (Low Impact) |
Cool-Down (5 Minutes)
Hold each stretch for 30–60 seconds, focusing on deep breaths.
Pigeon Pose (for glutes and hips)
Hamstring Reach (seated or standing)
Quad Stretch (standing, heel to glute)
Calf Stretch (against a wall or step)
Health & Safety Disclaimer
Before starting this or any new exercise program, please consult with your physician. These workouts are designed for individuals who are generally fit and healthy. If you experience pain, dizziness, nausea, or shortness of breath at any time, stop immediately and seek medical attention. By engaging in this workout, you are participating at your own risk and assume all responsibility for injury.



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