Official Health Organizations

World Health Organization (WHO)

Website: www.who.int

The WHO establishes international BMI standards and provides global health guidance. Their website offers comprehensive information on obesity, nutrition, and physical activity.

Centers for Disease Control and Prevention (CDC)

Website: www.cdc.gov

The CDC provides BMI calculators, growth charts for children, and extensive resources on healthy weight, nutrition, and physical activity for Americans.

National Institutes of Health (NIH)

Website: www.nih.gov

NIH conducts and supports medical research. Their website offers evidence-based information on weight management, nutrition, and health conditions related to BMI.

American Heart Association

Website: www.heart.org

Provides resources on cardiovascular health, healthy eating, physical activity, and the relationship between weight and heart disease.

Academy of Nutrition and Dietetics

Website: www.eatright.org

The world's largest organization of food and nutrition professionals. Offers evidence-based nutrition information and can help you find a registered dietitian.

BMI and Health Calculators

Our Free BMI Calculator

Link: Calculate Your BMI

Free, accurate BMI calculator supporting multiple units (kg, lbs, cm, inches, meters, feet). Instant results based on WHO international standards with detailed interpretation.

Calorie Calculators

Calculate your daily calorie needs based on age, sex, height, weight, and activity level. Essential for weight management planning.

Macro Calculators

Determine optimal protein, carbohydrate, and fat intake based on your goals (weight loss, maintenance, muscle gain).

Body Fat Percentage Estimators

While not as accurate as DEXA scans, online estimators using measurements can provide rough body fat percentage estimates.

Nutrition Resources

USDA FoodData Central

Website: fdc.nal.usda.gov

Comprehensive database of nutritional information for thousands of foods. Essential for tracking calories and macronutrients.

MyPlate

Website: www.myplate.gov

USDA's nutrition guide providing practical information on healthy eating, portion sizes, and meal planning.

Nutrition Tracking Apps

• MyFitnessPal: Comprehensive food database and calorie tracking
• Cronometer: Detailed micronutrient tracking
• Lose It!: User-friendly calorie and macro tracking
• Noom: Psychology-based weight loss app

Exercise and Fitness Resources

Physical Activity Guidelines

CDC Physical Activity Guidelines: Recommendations for aerobic and muscle-strengthening activities for different age groups.

Exercise Databases

• ExRx.net: Comprehensive exercise directory with instructions and videos
• ACE Exercise Library: American Council on Exercise's exercise database

Fitness Apps

• Strong: Workout tracking and planning
• Couch to 5K: Beginner running program
• Nike Training Club: Free workout videos and plans
• Peloton: Guided workouts across multiple disciplines

Medical and Professional Support

Find a Registered Dietitian

Use the Academy of Nutrition and Dietetics' "Find an Expert" tool to locate qualified nutrition professionals in your area.

Find a Personal Trainer

Look for certified trainers through organizations like ACE (American Council on Exercise), NASM (National Academy of Sports Medicine), or ACSM (American College of Sports Medicine).

Obesity Medicine Specialists

The Obesity Medicine Association can help you find physicians specializing in weight management.

Mental Health Support

If emotional eating or body image issues are concerns, consider working with a therapist specializing in eating disorders or health psychology.

Educational Resources

Our Blog

Link: Health & Fitness Blog

Comprehensive articles on BMI, weight management, nutrition, exercise, and wellness. Evidence-based information written for practical application.

Scientific Journals

• PubMed: Free access to millions of biomedical research articles
• Google Scholar: Search academic literature across disciplines

Books

• "The Obesity Code" by Dr. Jason Fung
• "How Not to Diet" by Dr. Michael Greger
• "Bigger Leaner Stronger" by Michael Matthews
• "Precision Nutrition" by John Berardi and Ryan Andrews

Support Communities

Online Communities

• r/loseit: Reddit community for weight loss support
• r/fitness: General fitness discussion and advice
• MyFitnessPal Community: Forums and groups for accountability

In-Person Support

• Weight Watchers (WW): Structured weight loss program with group support
• TOPS (Take Off Pounds Sensibly): Nonprofit weight loss support group
• Overeaters Anonymous: 12-step program for compulsive eating

Disclaimer

The resources listed here are provided for informational purposes only. We are not affiliated with these organizations and do not endorse specific products or services. Always consult with qualified healthcare professionals before making significant changes to your diet, exercise routine, or health management approach.

For personalized health advice, please consult your physician, registered dietitian, or other qualified healthcare provider.

Start Your Health Journey

Calculate your BMI using our free calculator, explore our blog articles, and use these resources to support your health and wellness goals.