10 Quick Workouts You Can Do at Home for Busy Professionals
Discover 10 efficient home workouts designed for busy professionals and remote workers. Improve energy, posture, and focus using Calcfort’s health calculators.
Wearable Tech & Data-Driven Fitness: How to Use HRV, Sleep, and Recovery Data to Train Smarter
Learn how wearable fitness tech and recovery metrics like HRV, sleep score, and resting heart rate can improve performance, fat loss, and recovery. See how to connect device data with BMI, body fat %, and calorie needs.
Strength Training for Everyone: Why Building Muscle Is Essential for Health and Longevity
Discover why building muscle is critical for metabolism, joint health, mobility, ageing, and disease prevention. Get a beginner-friendly strength plan, recovery tips, and guidance on calories, protein, and body fat tracking.
Holistic Recovery & Mobility: Low-Impact Training, Breathwork, and Smarter Recovery for Long-Term Health
Learn how mobility work, low-impact cardio, breathwork, and recovery tracking can prevent injury, improve energy, and protect long-term health. Includes sample weekly routine and progress tracking tips.
How to Calculate BMI - Body Mass Index Guide
Learn how to calculate BMI in metric and imperial units, interpret categories, and understand limitations with worked examples.
How to Calculate BMR - Mifflin-St Jeor Explained
Calculate BMR with Mifflin-St Jeor, compare to Harris-Benedict, and convert BMR to daily calories using activity multipliers.
How to Calculate Body Fat % - U.S. Navy Method
Step-by-step tape-measure method for body fat %, with formulas, examples, accuracy notes and category ranges.
How to Calculate Daily Calories - TDEE & Deficit
Work out maintenance calories with TDEE and activity multipliers. Learn how to set safe deficits with examples.