Expert Guides

Find the most in-depth guides that cover all aspects of training and nutrition written by fitness experts.

Expert Guide Categories

Training

Training Guides

In-depth guides that teach you how to optimize your training for better results.
Nutrition

Nutrition Guides

The right nutrition is key to reaching your goals. Learn how to plan an effective diet.
Supplements

Supplements Guides

Make the right choices about the supplements you can use for your goals.

Most Popular Expert Guides

Teenage Bodybuilding Guide: How To Workout, Eat & Grow

Teenage Bodybuilding Guide: How To Workout, Eat & Grow

Get answers to all your training and nutrition questions. This is a complete guide for teens that includes workouts and nutritional advice to help you maximize progress.
How to Build Muscle: 5 Step Guide to Lean Gains

How to Build Muscle: 5 Step Guide to Lean Gains

The process of muscle building is an incredibly complex physiological and biomechanical process which can confuse even the most experienced trainee. Here are 5 simple steps that can get you started on the right track today.

Creatine Monohydrate: Benefits, Side Effects, Dosages & FAQ

Creatine Monohydrate: Benefits, Side Effects, Dosages & FAQ

Everything you want to know about creatine monohydrate: what it is, how to use it, is it right for you, what benefits come with creatine monohydrate supplementation, and more.
How To Gain Weight: A Complete Guide

How To Gain Weight Fast: The Ultimate Guide For Skinny Guys

Can't gain weight? This guide takes you step by step through the gaining process, helping you to set up a meal plan and providing you with a muscle building workout.
Strength Building Guide

How To Increase Strength: Ultimate Guide To Getting Big And Strong

Looking to get strong? This expert guide teaches you how to increase your strength and power. Learn how to maximize your workouts and diet for maximum strength gains!
Natural Muscle Building: A Look At Potential, Genetics & Arm Size

Natural Muscle Building: A Look At Potential, Genetics & Arm Size

How much muscle can you add naturally? What arm size can you expect? Is it even possible to know the answers to these questions? Find out in this complete guide to natural bodybuilding genetics.

New Expert Guides

Complete Guide To Protein Anabolism And Catabolism

Complete Guide To Protein Anabolism And Catabolism

Explore the meaning of anabolism and catabolism in this comprehensive guide to the physiological factors and hormones that impact muscle growth and muscle loss.
Muscle Building Over 40: Guide & Workout

Muscle Building Over 40: Complete Guide & Training Program

Age is truly just a number. This guide by Brad Borland helps you to dial in your gym efforts and build the body you want at any age. Sample training routine is included.
Complete Keto Diet Guide

Ultimate Guide To The Keto Diet With Sample Meal Plan

Takes an inside look at the low-carb ketogenic diet, and it's 3 variations: standard, cyclical and targeted keto dieting. Guide includes sample eating plans and recipes.
D-Aspartic Acid Benefits, Dosages & FAQ

The Ultimate D-Aspartic Acid (DAA) Guide: Benefits, Dosages & FAQ

This complete guide explores the benefits and dosages of D-Aspartic Acid supplements. Learn about DAA and how it can help you reach your goals.
Citrulline Malate & L-Citrulline Guide: Benefits, Dosages & FAQ

Citrulline Malate & L-Citrulline Guide: Benefits, Dosages & FAQ

This complete guide explores the benefits and dosages of L-citrulline supplements. Learn about citrulline and citrulline malate and how they can help you reach your goals.
Soy Protein Guide: Benefits, Dosages & FAQ

Soy Protein Guide: Benefits, Dosages & FAQ

This complete guide explores the benefits and dosages of soy protein supplements. Learn about the different types of soy protein and how they can help you reach your goals.