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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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N

NEAT (Non-Exercise Activity Thermogenesis)

Calories burned through daily movement (e.g., walking, fidgeting).

Nutrient Density

The amount of nutrients per calorie in a food, with whole foods being the most…