Basal Metabolic Rate Calculator
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📖 Real Story: Ali's BMR Journey
Ali, 32 from Karachi, was eating 2,800 calories daily but his BMR was only 1,650. He was unknowingly overeating by 1,000+ calories! After using our BMR Calculator, he reduced his intake to 2,200 calories, lost 14 kg in 6 months, and kept it off.
Lesson: Know your BMR – it's your body's "fuel gauge."
🧠 What Is BMR?
BMR = Basal Metabolic Rate. It's the calories your body burns just to keep you alive – breathing, heartbeat, brain function – even if you do nothing all day.
Why it matters: If you know your BMR, you know your body's minimum daily calorie needs. From there, you can plan weight loss, muscle gain, or maintenance.
Who should use it? Anyone serious about weight management.
⚙️ How to Use BMR
For Weight Loss: Eat 300-500 calories below maintenance (BMR × 1.55).
For Muscle Gain: Eat 200-300 calories above maintenance with enough protein.
For Maintenance: Eat at maintenance calories.
Formula: Maintenance = BMR × 1.55 (moderate activity).
🆚 BMR vs TDEE
| BMR | TDEE |
|---|---|
| Calories at complete rest | Calories including activity |
| Used to find baseline | Used for daily targets |
TDEE = BMR + Daily Activity. Use our TDEE Calculator for exact numbers.
❓ Quick FAQs
What is BMR in simple words?
Calories your body burns at rest – just to keep you alive.
Can BMR help me lose weight?
Yes! Eat 300-500 calories below maintenance for steady weight loss.
Is this BMR calculator accurate?
Yes – uses the Mifflin-St Jeor formula, trusted by doctors worldwide.
How can I increase my BMR?
Build muscle, eat enough protein, sleep 7-8 hours, and stay hydrated.
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⚕️ Medical Disclaimer
This BMR Calculator is for informational and educational purposes only. Results are estimates and may not reflect individual medical conditions, body composition differences, or specific metabolic factors. Always consult a qualified healthcare professional before making significant dietary, fitness, or health-related decisions.