Health Calculators

Calorie Calculator – Age 54 – Weight Loss Estimates calorie needs for age 54 with a weight loss goal using Mifflin-St Jeor BMR and activity. Enter the sex and age. Educational estimate only. Open calculator → Calorie Calculator – Age 66 – Maintenance Estimates calorie needs for age 66 with a maintenance goal using Mifflin-St Jeor BMR and activity. Enter the sex and age. Educational estimate only. Open calculator → Calorie Calculator – Age 76 – Weight Gain Estimates calorie needs for age 76 with a weight gain goal using Mifflin-St Jeor BMR and activity. Enter the sex and age. Educational estimate only. Open calculator → Calories Burned Calculator – Advanced Calories Burned Calculator for advanced planning; calculates the result from the inputs displayed on the calculator. Enter the body weight and duration. Educational estimate Open calculator → Calories Burned Calculator – MET 10 – 45 Minutes Estimates calories burned for a 45-minute activity at 10 METs using body weight. Enter the body weight and duration. Educational estimate only. Open calculator → Calories Burned Calculator – MET 4 – 45 Minutes Estimates calories burned for a 45-minute activity at 4 METs using body weight. Enter the body weight and duration. Educational estimate only. Open calculator → Calories Burned Calculator – MET 8 – 45 Minutes Estimates calories burned for a 45-minute activity at 8 METs using body weight. Enter the body weight and duration. Educational estimate only. Open calculator → Calories Burned Calculator – Weight Training Estimates calories burned during weight training from body weight, duration, and MET. Enter the body weight and duration. Educational estimate only. Open calculator → Fat Intake Calculator – Muscle Gain Fat Intake Calculator variant focused on muscle gain; it performs the underlying calculation using the inputs shown. Enter the daily calories and fat from calories. Open calculator → Healthy Weight Calculator – 140 cm Height Calculates the adult BMI 18.5–24.9 weight range for a height of 140 cm. Enter the height. Educational estimate only. Open calculator → Heart Rate Reserve Calculator – At Home Calculate heart rate reserve from age-based maximum heart rate and resting heart rate. This variant is framed for at home use. Enter the resting hr and max hr. Educational Open calculator → Hydration Calculator – Evening Estimate daily fluid needs from weight and activity. This variant is framed for evening use. Enter the body weight and fluid per kg. Educational estimate only. Open calculator →