Resting Metabolic Rate (RMR) is one of the most misunderstood — and most important — concepts in sustainable weight loss. Fresh search results give a clear, evidence‑based picture of why it matters and why under‑eating can actually work against your goals.
🔥 What Resting Metabolic Rate Actually Is
RMR is the number of calories your body burns at rest to keep you alive — breathing, circulating blood, repairing cells, running your brain, maintaining body temperature. It accounts for 60–75% of your total daily calorie burn.
Think of it as your body’s “baseline energy budget.”
🧩 Why RMR Matters for Weight Loss
Research shows that protecting your RMR is one of the biggest secrets to maintaining weight loss long‑term. When RMR drops, your body burns fewer calories all day, making fat loss harder and regain more likely.
What lowers RMR?
- Extreme calorie restriction
- Loss of lean muscle mass
- Aging and hormonal shifts
- Chronic stress and poor sleep
What supports or increases RMR?
- Eating enough calories
- Prioritizing protein (protects lean mass)
- Strength training (builds metabolically active tissue)
- Hydration and adequate sleep
🍽️ Why Eating Enough Calories Is Essential for Weight Loss
This is where many people — and many diets — go wrong.
1. Too few calories cause metabolic slowdown
When intake drops too low, the body interprets it as a threat and reduces RMR to conserve energy. This is well‑documented in weight‑loss research.
2. Low calories lead to muscle loss
Muscle is the biggest driver of RMR. Losing it means your daily burn drops, making long‑term weight loss harder.
3. Hunger, cravings, and binge‑restrict cycles increase
Under‑eating disrupts hormones like leptin and ghrelin, making appetite harder to regulate.
4. Energy and performance drop
Low calories reduce training quality, which further reduces muscle retention and metabolic health.
5. Weight loss stalls despite “eating less”
This is the classic plateau: calories are too low for the body to feel safe releasing stored energy.
🧠 The Sustainable Strategy
The most effective approach — and one that aligns beautifully with your coaching philosophy — is:
⭐ Eat enough to fuel your metabolism
⭐ Prioritize protein to protect lean mass
⭐ Strength train consistently
⭐ Create a moderate calorie deficit, not an extreme one
This protects RMR, supports hormonal balance, and makes weight loss maintainable. If you would like help in coming up with a baseline need of 🍎Calories for your body to ⛽Fuel correctly and 💜Protect your health, schedule time with a Health Coach today at info@integrativelifemindset.com.
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