FIT369 — Fitness References & Disclaimer

Last Updated:25 JUNE 2026

This page provides references and source links for health, fitness, body composition, calorie estimation, weight management, and exercise information used in FIT369 tools

Tip: You can print/save this page from your browser menu.

1) 1. Purpose of This Page

FIT369 includes fitness tools such as the Calories Calculator, Body Fat Calculator, and Body Weight Management features. These tools provide general fitness estimates and educational information only.

The references below are provided so users can easily review the sources and methodologies related to the information shown in the app.

2. Calories Calculator References
The FIT369 Calories Calculator provides estimated calorie needs for general fitness and weight management purposes. Results are estimates and may vary depending on age, sex, height, weight, activity level, metabolism, health status, and other individual factors.

National Academy of Sports Medicine (NASM) — Calorie Calculator:
NASM provides educational resources and fitness calculators related to calorie estimation and nutrition planning.

Reference:https://www.nasm.org/resources/calorie-calculator https://www.nasm.org/resources/calorie-calculator

3. Body Fat Calculator References
The FIT369 Body Fat Calculator provides an estimated body fat percentage based on commonly used body composition assessment methods. This result is only an estimate and should not be treated as a medical measurement or diagnosis.

National Academy of Sports Medicine (NASM) — Body Fat Calculator
NASM provides body composition assessment resources, including body fat estimation tools and educational information.

Reference:https://www.nasm.org/resource-center/body-fat-calculator https://www.nasm.org/resource-center/body-fat-calculator

4. Body Weight Management References
The FIT369 Body Weight Management feature provides general fitness and wellness guidance related to physical activity, training consistency, and healthy lifestyle habits. It does not provide medical treatment, diagnosis, or guaranteed results.

World Health Organization (WHO) — Physical Activity
WHO provides global public health guidance on physical activity and healthy lifestyle recommendations.

Reference:https://www.who.int/news-room/fact-sheets/detail/physical-activity https://www.who.int/news-room/fact-sheets/detail/physical-activity

American College of Sports Medicine (ACSM) — Resistance Training Guidelines

ACSM provides professional exercise science guidance related to exercise prescription, resistance training, and fitness programming.

Reference:https://acsm.org/resistance-training-guidelines-update-2026/ https://acsm.org/resistance-training-guidelines-update-2026/

National Academy of Sports Medicine (NASM) — Fitness Calculators

NASM provides fitness education resources and calculators related to fitness assessment, body composition, and calorie estimation.

Reference:https://www.nasm.org/resource-center/nasm-fitness-calculators https://www.nasm.org/resource-center/nasm-fitness-calculators

5. Important Health Disclaimer
FIT369 provides fitness and wellness information for educational and informational purposes only. FIT369 is not a medical device, healthcare provider, hospital, clinic, physiotherapy provider, or emergency service.

The information, calculations, recommendations, workout guidance, and fitness tools provided in FIT369 are not intended to replace professional medical advice, diagnosis, treatment, or supervision.

Always consult a qualified healthcare professional before beginning a new exercise, nutrition, weight management, or fitness program, especially if you have a medical condition, injury, pain, pregnancy, postpartum status, diabetes, high blood pressure, heart condition, respiratory condition, or are taking medication that may affect exercise tolerance.

6. Estimates Only

Calories, body fat percentage, body weight management guidance, progress scores, and other fitness-related outputs shown in FIT369 are estimates only. They may not be accurate for every individual and should not be used to diagnose, treat, cure, or prevent any disease or medical condition.

7. User Responsibility

Users are responsible for choosing activities that match their health, fitness level, experience, and physical ability. Stop exercising immediately if you experience chest pain, dizziness, fainting, severe shortness of breath, sharp pain, numbness, or any unusual symptoms, and seek medical help where necessary.

8. Contact Us

If you have questions about this Fitness References & Disclaimer page, please contact us:

Email:support@fit369.com support@fit369.com

FIT369 is a fitness technology platform that enables members to train, create workouts, track their fitness journey, discover coaches, and connect with independent personal trainers for personalized online or in-person training sessions.