Welcome to the Anatomy and Physiology Section

Welcome to largest online library of applicable fitness information in the world. The anatomy and physiology section will teach you about the human body and how it responds to exercise, food, and other influential stimuli. If you have any questions or comments while reading an article, feel free to drop it on that specific article. If there’s a topic you want us to write about, let us know!

We hope you enjoy learning about your body, hormones, and little details such as fluid and hydration status that can make a big impact on your performance, physique, and health. Understanding what happens inside of your body, especially from a hormonal standpoint, gives you the knowledge you need to elevate your game to the next level while making the best decisions for your health. We believe a good physique is built on top of good health rather than at the expense of it which is why the anatomy and physiology section was created. Also, endocrinology, the study of hormones, is a very interesting field.

Article List

Here’s the list of articles you’ll find in anatomy and physiology section…

All of the articles are pretty important and can help you reach your goals, but if an article is starred *** then it is extremely important with info that can really change your life.

30 Ways to Improve Your Sleep***

Bodyweight Fluctuations 101

Part 1 – The Scale***

Part 2 – Carbs, Water, Salt

Part 3 – Stress, The Circadian Rhythm, and a Supercompensation to Dehydration

Part 4 – Estrogen and Progesterone

Part 5 – Medications, The Nervous System, Creatine, and Exercise

Part 6 – Summary***

Cortisol

Part 1 – What is Cortisol?

Part 2 – Cortisol Impacting How You Breakdown, Burn, and Store Carbs 

Part 3 – Cortisol Impacting How You Breakdown, Burn, and Store Fat

Part 4 – Cortisol Impacting How You Breakdown, Burn, and Store Protein 

Part 5 – Acute vs. Chronic Stress

Part 6 – Stress, Your Circadian Rhythm, and Sleep

Part 7 – Stress and Water Retention 

Part 8 – Stress, Inflammation, and Your Immune System 

Part 9 – Summary***

Fluid and Electrolyte Maintenance During Exercise

Part 1 – Dehydration Decreases Performance

Part 2 – Body Fluid Distribution

Part 3 – Hormonal Protection from Dehydration

Part 4 – Hydration Recommendations

Part 5 – Summary***

Growth Hormone

Part 1 – What is Growth Hormone?

Part 2 – Growth Hormone Changing Your Body Composition

Part 3 – Growth Hormone and Sleep

Part 4 – Does Growth Hormone Cause Insulin Resistance?

Part 5 – Summary

Hormonal Changes During Exercise

Part 1 – Intro to How Hormones Respond to Exercise

Part 2 – The Metabolic Response to Exercise

Part 3 – The Adrenals

Part 4 – Blood Sugar Control

Part 5 – Summary

Insulin

Part 1 – What is Insulin?

Part 2 – Insulin Sensitivity 

Part 3 – Insulin Impacting Your Liver, Muscle, and Body Fat 

Part 4 – Insulin and The Pump

Part 5 – Summary

Introduction to Hormones

Part 1 – Introductory Terminology***

Part 2 – The Different Roles and Categories of Hormones***

Part 3 – The Physiology of Releasing and Circulating Hormones***

Part 4 – Hormonal Action and Termination***

Part 5 – Hormone Guide***

Part 6 – Summary

Laboratory References Ranges***

Leptin and Ghrelin, The Hunger Hormones

Part 1 – Intro to Leptin***

Part 2 – The Impact of Leptin***

Part 3 – Leptin, Stress, and Bone Health***

Part 4 – Leptin, The Reproductive Hormones, and Body Fat***

Part 5 – How to Change Your Leptin After it Drops***

Part 6 – Intro to Ghrelin***

Part 7 – Ghrelin and Sleep***

Part 8 – Ghrelin Impacting Your Health and Body Organs

Part 9 – How to Suppress Ghrelin and Hunger

Part 10 – Summary***

Sleep, Health, and Body Composition

Part 1 – Sleep and General Health***

Part 2 – Sleep and Skeletal Muscle***

Part 3 – Sleep and Body Fat***

Part 4 – Summary

Testosterone

Part 1 – What is Testosterone?

Part 2 – Testosterone Mechanism of Action

Part 3 – Testosterone and Skeletal Muscle

Part 4 – Summary