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The FitnessCalc Blog

Evidence-based articles to help you understand the numbers behind your fitness.

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Metabolism

What Your BMR Actually Means (And Why It Matters)

Understanding your basal metabolic rate is the foundation of any nutrition strategy.

5 min read
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Nutrition

The Truth About Calories In vs. Calories Out

Is weight loss really just math? The answer is yes and no. Here is the full picture.

6 min read
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Macros

Macro Tracking for Beginners: A No-BS Guide

Forget complicated spreadsheets. Here is the practical approach to tracking macros.

7 min read
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Myth Busting

5 Fitness Myths That Won't Die

From spot reduction to the anabolic window, these myths persist despite clear evidence.

6 min read
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Hydration

How to Calculate Your Ideal Water Intake

The 8 glasses rule is a myth. Here is how to figure out what you actually need.

5 min read