Articles & Guides
Expert fitness guides to complement our calculators.
Progressive Overload: The #1 Rule for Building Muscle and Strength
The most important principle of strength training explained. How to track progress and apply periodization.
Strength TrainingBest Strength Training Programs for Every Level
From Starting Strength for beginners to 5/3/1 and PHAT for intermediate lifters. Find the right program for your experience level.
Programs TrainingHow Much Protein Do You Actually Need? Science-Based Guide
The truth about protein requirements for athletes and everyday people. Debunking the 1g per pound myth.
Nutrition ProteinCalorie Surplus vs. Deficit: How to Bulk or Cut Smartly
The math behind body composition change. How big of a surplus or deficit do you actually need?
Body Comp NutritionRecovery and Deload Weeks: The Hidden Key to Strength Gains
Training breaks you down. Recovery builds you up. When to deload, how to sleep better, and nutrition for recovery.
Recovery Deload