Calorie Burn from Weight Lifting vs. Cardio Exercise
When it comes to burning calories for weight loss, most people think of cardio workouts like running, biking, or aerobics classes. However, weight lifting and resistance training can also play an important role in overall calorie expenditure.
While the actual calorie burn from weight lifting is typically lower per session compared to steady-state cardio, building muscle through resistance training boosts your resting metabolic rate. This means you burn more calories around the clock, not just during workouts. Weight lifting also provides other benefits like increased strength, bone density, and injury resilience.
Calculating Calories Burned Weight Lifting
The specific calories burned during weight lifting depends on multiple factors:
Weight Lifted
Heavier weights require more effort and energy expenditure. Lifting 100 lbs burns more calories than lifting 50 lbs.
Number of Reps
More repetitions build greater fatigue, using more energy. 3 sets of 10 reps burns more than 3 sets of 5 reps.
Number of Sets
Each set requires exertion, resulting in additional calorie use. Multiple sets increase overall calorie expenditure.
Rest Between Sets
Minimal rest intervals keep your heart rate elevated, maintaining a heightened calorie burn.
Type of Lifts
Full body exercises like squats burn more calories than isolated moves like bicep curls.
Muscle Mass
The more muscle you build, the more calories any workout will burn due to a greater metabolism.
Calories Burned Per Exercise
Here are estimates for calories burned every 30 minutes for common weight lifting exercises:
Bicep Curls
60-80 calories
Bench Press
90-115 calories
Shoulder Press
100-130 calories
Leg Press
120-150 calories
Deadlifts
140-175 calories
Squats
180-220 calories
Weight Lifting vs. Cardio for Fat Loss
While cardio burns more calories during the actual workout, weight lifting contributes to fat loss through other mechanisms:
Increased Muscle Mass
Gaining muscle through resistance training boosts your resting metabolic rate. More muscle burns more calories around the clock.
EPOC Effect
Excess post-exercise oxygen consumption remains elevated after weight lifting, burning additional calories.
Hormone Optimization
Compound lifts boost testosterone and growth hormone levels, improving body composition.
Greater Work Capacity
Increased muscle endurance allows you to burn more calories from cardio exercise.
Weight Lifting Program for Fat Loss
Follow these guidelines for an effective weight lifting routine for fat burning:
Train Major Muscle Groups
Focus on complex lifts like squats, deadlifts, rows, presses, and pull-ups that activate large muscles.
Use Compound Movements
Exercises like the squat and bench press burn more calories than isolation lifts.
Lift Heavy Weights
Aim for 3-5 sets of 6-10 reps at around 70% 1RM to build muscle and strength.
Minimize Rest
Keep rest intervals around 30-90 seconds between sets to sustain calorie burn.
Include HIIT
Add short cardio bursts between sets or exercises to boost calorie expenditure.
Weight Lifting Session Example
A sample weight lifting workout for fat loss could include:
Warmup: Rowing - 5 minutes
Workout:
- Squats - 4 sets x 8 reps
- Bench Press - 4 sets x 6 reps
- Lat Pulldowns - 3 sets x 10 reps
- Shoulder Press - 3 sets x 8 reps
- Split Squats - 3 sets x 10 reps each side
- Bicep Curls - 2 sets x 10 reps
Cooldown: Treadmill - 5 minutes
This full body session mixes heavy compound lifts with isolation exercises for a calorie burning effect.
Optimizing Calorie Burn Long-Term
While individual workouts are important, maximizing calorie expenditure for weight loss requires a more comprehensive approach including:
Progressive Overload
Gradually increase weight lifted over time to continually challenge muscles.
Muscle Confusion
Vary exercises, sets, reps, and weight to avoid adaptation.
Cardio Combinations
Blend weight training with interval training and steady-state cardio.
Low-Calorie Diet
Create a sustainable calorie deficit through nutrition for fat loss.
Recovery Optimization
Fuel workouts and support muscle growth with proper protein, carb, and fat intake.
Supplements to Boost Calorie Burn
Certain supplements can also enhance calorie expenditure and fat loss when combined with proper training and nutrition:
Caffeine
Increased energy and focus allows greater workout intensity.
Green Tea Extract
Boosts metabolism through fat oxidization.
Fish Oil
Anti-inflammatory effects support muscle growth and recovery.
Probiotics
Improve gut health and absorption of nutrients.
Protein Powder
Provides protein for muscle repair and satiety.
Other Benefits of Weight Lifting
Beyond calorie expenditure, consistent strength training provides many other benefits:
- Increased bone density
- Lower injury risk
- Improved body composition
- Hormone optimization
- Greater muscular endurance
- Higher metabolical rate
- Better cognitive function
Any exercise program should include a balance of resistance training and cardio for optimal health and fitness.
FAQs
Does lifting weights burn fat?
Weight lifting burns calories during the workout, and also builds muscle which increases resting metabolic rate. This makes it effective for fat loss combined with proper nutrition.
Does lifting weights burn more calories than cardio?
Typically no - most cardio workouts burn more calories during the actual exercise session. However, adding muscle through weight lifting increases overall daily calorie expenditure.
How many calories does a 30 minute weights session burn?
Depending on the exercises, a 30 minute weight lifting workout can burn around 200-300 calories for a 150 lb person when factoring in excess post-exercise oxygen consumption.
What lifts burn the most calories?
Full body compound lifts like squats, deadlifts, and bench presses burn the most calories per exercise. Higher weight and volume further increases calorie burn.
Should I do cardio or weights first?
Experts recommend lifting first when combining weights and cardio for maximum strength and muscle retention, followed by cardio to burn additional calories.
Disclaimer: This article is for informational purposes only and does not constitute medical advice. Always consult with a healthcare professional before starting any new treatment regimen.
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