freeonlinecalFreeOnlineCal

All Calculators

Browse every calculator with a lightweight A-Z directory and category filters. Search is still available, but this page gives users a cleaner browse path.

Showing 5 of 5 calculators in Health starting with "E".

HealthOpen

Electrolyte Loss Estimator (Sweat Sodium)

Calculate total sodium loss during endurance sessions using sweat rate and concentration coefficients to optimize athletic performance. This tool provides estimates for hydration planning and users should consult a professional for specific medical advice.

HealthOpen

Electrolyte Replacement Calculator for Athletes

Electrolyte Replacement Calculator for athletes that estimates sodium, potassium and magnesium needs based on sweat rate, activity duration and climate. Provides personalized hydration guidance for training and competition.

HealthOpen

Energy Availability (RED-S) Indicator Calculator

This calculator measures energy availability by scaling net caloric intake against lean body mass to help athletes identify health risks. Use this tool to ensure sufficient energy for physiological functions but always consult a professional regarding low availability scores.

HealthOpen

Exercise MET Calories Calculator

Calculate energy expenditure using MET values to understand how body weight and intensity impact calorie burn. For example, higher intensity activities like running burn more calories than walking based on metabolic averages and mass.

HealthOpen

eGFR Calculator (CKD-EPI)

This eGFR calculator uses serum creatinine, age, and sex to estimate kidney filtration rate and identify kidney function stages for screening. It applies specific coefficients for biological factors to provide a more precise assessment of renal health than creatinine clearance.