The calculations provided (BMI, BMR, ideal weight and sleep cycles) are based on widely-used reference formulas and are intended solely for informational and educational purposes. They do not constitute medical diagnosis, clinical advice or therapeutic recommendation of any kind. Results may vary depending on individual factors not covered by these formulas. If you have any health concerns, always consult your doctor or a qualified healthcare professional. The author is not responsible for decisions made based on the information shown here.