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🌍 healthshift Encyclopedia

Your A–Z Guide to Fitness & Nutrition

Easily find expert-backed explanations on workouts, nutrition, and wellness—all organized from A to Z. Tap a letter or use the search bar to explore key terms and concepts.

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B

Basal Metabolic Rate (BMR)

The number of calories your body needs at rest to maintain basic functions.

BMI (Body Mass Index)

A measurement of body fat based on height and weight, though not always an accurate…

BMR (Basal Metabolic Rate)

The number of calories required to maintain basic bodily functions at rest.

Body Composition

The ratio of fat mass to lean mass (muscle, bone, water) in the body.