Health and Fitness

  • Triglyceride to HDL Ratio Calculator
    Calculate your triglyceride to HDL (TG/HDL) ratio from a lipid panel. Enter triglycerides and HDL in mg/dL to assess cardiometabolic risk.
  • Non-HDL Cholesterol Calculator
    Calculate your non-HDL cholesterol by subtracting HDL from total cholesterol. Enter mg/dL values to see your non-HDL level and risk category.
  • Ejection Fraction Calculator (LVEF)
    Calculate left ventricular ejection fraction (LVEF) from end-diastolic and end-systolic volumes. EF% = ((EDV − ESV) / EDV) × 100, with classification.
  • Calories to Kilojoules Calculator
    Convert calories (kcal) to kilojoules (kJ) instantly. Enter food energy in kilocalories and get the kJ value using kJ = kcal × 4.184.
  • Systemic Vascular Resistance Calculator
    Calculate systemic vascular resistance (SVR) from MAP, CVP and cardiac output. Get results in dynes·s·cm⁻⁵ and Wood units instantly.
  • Carbohydrate Intake Calculator
    Calculate your daily carbohydrate intake in grams from your total daily calories (TDEE) and target carb percentage. Free, fast carb macro calculator.
  • Calorie Surplus Calculator
    Calculate your daily calorie target for muscle gain. Add your surplus to TDEE and estimate weekly weight gain in kg and lb.
  • Calories Burned Cycling Calculator
    Estimate calories burned cycling from your weight, ride duration and speed using MET values. Free, instant, science-based cycling calorie calculator.
  • Calories Burned Running Calculator
    Estimate the calories you burn running based on your body weight and distance covered. Free, instant running calorie calculator using kg and km.
  • Weight Loss Timeline Calculator
    Estimate how many days, weeks and months it takes to reach your goal weight from your current weight and daily calorie deficit using the 7700 kcal/kg rule.
  • MELD Score Calculator
    Calculate the MELD score (Model for End-Stage Liver Disease) from bilirubin, INR and creatinine to estimate liver disease severity and transplant priority.
  • qSOFA Score Calculator (Sepsis)
    Calculate the qSOFA (Quick SOFA) score for sepsis screening from respiratory rate, systolic blood pressure, and mental status. Score 0–3.
  • Glasgow Coma Scale (GCS) Calculator
    Calculate the Glasgow Coma Scale (GCS) score from eye, verbal, and motor responses. Get the total 3-15 score and severity classification instantly.
  • Wells Score Calculator for DVT
    Calculate the Wells Score for deep vein thrombosis (DVT). Add clinical criteria points and stratify pretest probability into low, moderate, or high risk.
  • Baby Wake Window Calculator
    Find your baby's next nap or bedtime. Enter age and last wake-up time to get an age-appropriate wake window and recommended sleep time.
  • NEWS2 Score Calculator
    Calculate the NEWS2 (National Early Warning Score 2) used by the UK NHS from 6 vital signs plus oxygen, with sub-scores and clinical risk band.
  • Wells Score Calculator for Pulmonary Embolism
    Calculate the Wells Score for pulmonary embolism (PE) from 7 clinical criteria. Get instant two-tier (likely/unlikely) and three-tier risk stratification.
  • CURB-65 Pneumonia Severity Score Calculator
    CURB-65 calculator scores community-acquired pneumonia severity (0–5) from Confusion, Urea, Respiratory rate, Blood pressure and Age ≥65, with mortality risk.
  • Steps to Distance & Calories Calculator
    Convert your daily steps into distance (km & miles) and estimate calories burned, based on your height, weight and walking pace.
  • ACFT 2-Mile Run Score Calculator
    Estimate your US Army ACFT 2-mile run score (0-100) from your finish time, age, and sex. Linear interpolation against the FY23+ scoring scale.
  • USMC PFT Calculator
    Calculate your US Marine Corps PFT score from pull-ups/push-ups, plank, and 3-mile run by age and sex. See your total and class (1st-3rd).
  • Daily Protein for Muscle Gain Calculator
    Calculate your daily protein target for muscle gain in grams using 0.7–1.0 g per pound of body weight. Free, fast, and easy to use.
  • How Long to Walk Off Calories Calculator
    Find out how many minutes of walking it takes to burn off the calories in a food, based on your weight and walking pace using MET values.
  • Goal Weight from BMI Calculator
    Find your target body weight for any goal BMI. Enter your height and desired BMI to instantly calculate the weight (kg) you need to reach.

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