---
title: Live Healthier Longer Course - Chapter 1
description: Live Healthier Longer Course - Chapter 1
---

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    - [Endurance](https://blog.insidetracker.com/topic/endurance)
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- [Nutrition](https://blog.insidetracker.com/nutrition) Open the submenu 
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    - [Supplements](https://blog.insidetracker.com/topic/supplements)
- [Health + wellness](https://blog.insidetracker.com/health-wellness) Open the submenu 
    - [Heart health](https://blog.insidetracker.com/topic/heart-health)
    - [Gut health](https://blog.insidetracker.com/topic/gut-health)
    - [Sleep](https://blog.insidetracker.com/topic/sleep)
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#### Search the InsideGuide

#### Browse biomarkers

##### Energy + Metabolism

- [Glucose](https://blog.insidetracker.com/topic/glucose)
- [Cholesterol](https://blog.insidetracker.com/topic/Cholesterol)
- [Triglycerides](https://blog.insidetracker.com/topic/Triglycerides)

##### Bone Health

- [Calcium](https://blog.insidetracker.com/topic/Calcium)
- [Vitamin D](https://blog.insidetracker.com/topic/Vitamin-D)

##### Inflammation

- [hsCRP](https://blog.insidetracker.com/topic/hsCRP)
- [White blood cells](https://blog.insidetracker.com/topic/White-blood-cells)

##### Strength + Endurance

- [Creatine Kinase](https://blog.insidetracker.com/topic/Creatine-Kinase)
- [Testosterone](https://blog.insidetracker.com/topic/Testosterone)
- [DHEAS](https://blog.insidetracker.com/topic/DHEAS)
- [Cortisol](https://blog.insidetracker.com/topic/Cortisol)
- [Sex-Hormone Binding Globulin](https://blog.insidetracker.com/topic/Sex-Hormone-Binding-Globulin)

##### Brain + Body

- [Magnesium](https://blog.insidetracker.com/topic/Magnesium)
- [Vitamin B12](https://blog.insidetracker.com/topic/Vitamin-B12)

##### Electrolytes

- [Potassium](https://blog.insidetracker.com/topic/Potassium)
- [Sodium](https://blog.insidetracker.com/topic/Sodium)

##### Oxygen + Performance

- [Ferritin](https://blog.insidetracker.com/topic/Ferritin)
- [Hemoglobin](https://blog.insidetracker.com/topic/Hemoglobin)
- [Iron](https://blog.insidetracker.com/topic/Iron)

##### Liver Enzymes

- [ALT, AST + GGT](https://blog.insidetracker.com/topic/alt-ast-ggt)

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[Next chapter](https://info.insidetracker.com/live-healthier-longer-chapter-2)

 

![Videothumbnails-01](https://info.insidetracker.com/hubfs/Videothumbnails-01.jpg)

**In this chapter:** We explain what biomarkers are, what they can reveal about health, and how InsideTracker uses your biomarker data to reveal your personalized path to living healthier longer.

[Download course notes here](https://info.insidetracker.com/hubfs/Course%20Notes/Chapter%20I%20-%20What%20are%20biomarkers.pdf) 

###### Chapter I:

## What are biomarkers?

Discover the data-driven approach to health

Duration: **05:40**

## START INSIDE

On their first test with InsideTracker, 90% of customers discovered that they have five or more suboptimal biomarkers. Pick a plan below to find out what you can improve.

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[![](https://info.insidetracker.com/hubfs/Group%201980470996%20(1).png)](https://blog.insidetracker.com/ask-terra)

 How to use Terra, InsideTracker’s AI Health Guide

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[![](https://info.insidetracker.com/hubfs/Frame%2071163.png)](https://blog.insidetracker.com/healthspan-habit-report)

 How Your “Healthspan Habit Report” Makes You Healthier Every Week

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[![](https://info.insidetracker.com/hubfs/Header%20Image.png)](https://blog.insidetracker.com/healthspan-category-testing)

 The 10 Blood Tests That Focus on Your Health Goals

[Read article](https://blog.insidetracker.com/healthspan-category-testing)

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