Health & Medical
372 tools · page 3 of 7
- Navy Body Fat Calculator Estimate body fat percentage with the US Navy tape formula, plus fat mass and lean mass.
- Quad Screen Risk Estimate Combines maternal age baseline risk with a quad-screen likelihood ratio to estimate adjusted trisomy 21 risk. Educational only, not a diagnosis.
- Cutting Calorie Target Calculator Find your daily cutting calorie target from your TDEE and weekly fat loss goal (1 lb of fat = 3500 kcal).
- Pre-eclampsia Risk Calculator A simplified screening score that combines common maternal risk factors into a relative pre-eclampsia risk estimate.
- Albumin (g/dL) to Grams per litre Converter Albumin in g/dL, as US labs report it, becomes g/L, the SI unit used by most other labs, by multiplying by 10.
- CRUSADE Bleeding Score Calculator Estimates the risk of in-hospital major bleeding in patients with acute coronary syndromes using the CRUSADE score.
- Second Trimester Start Calculator Finds the date your second trimester starts — 14 weeks (98 days) after your last menstrual period.
- Thermic Effect of Food Calculator Calculate the thermic effect of food (TEF) — the calories your body burns digesting and processing a meal — as a percentage of calories eaten (around 10% for a mixed diet).
- REM Sleep Estimate Calculator Estimates how much REM sleep you get from your total sleep hours and typical REM percentage.
- NEAT Energy Expenditure Calculator Estimates your non-exercise activity thermogenesis (NEAT) in calories from your daily step count and body weight.
- Creatine Loading Dose Calculator Estimates a creatine monohydrate loading dose of 0.3 g per kg of body weight per day for 5–7 days, plus the daily maintenance dose.
- Body Temperature Conversion Calculator Converts a body temperature between Celsius and Fahrenheit and shows the deviation from the normal core temperature of 37 °C.
- Cold Exposure Calorie Burn Calculator Estimate the extra calories your body burns generating heat during cold water or cold air exposure, based on your weight, the temperature, and duration.
- Khorana VTE Score Calculator Computes the Khorana risk score for venous thromboembolism in cancer patients starting chemotherapy from cancer site, blood counts and BMI.
- Bilirubin Risk Zone Calculator Estimates a neonatal jaundice risk zone from total serum bilirubin and age in hours using a simplified linear nomogram approximation.
- Plasma Osmolality Calculator Calculate serum osmolality from sodium, glucose and BUN.
- Borg RPE Scale Calculator Uses the 6–20 Borg Rating of Perceived Exertion scale to estimate your heart rate (RPE×10), effort percentage and intensity category.
- IBW for Ventilation Calculator Calculate predicted body weight (ARDSnet) from height and sex, with lung-protective tidal volume targets of 6 and 8 mL/kg.
- Truelove & Witts Severity Calculator Classify ulcerative colitis severity (mild, moderate, severe) by counting Truelove & Witts criteria from stool, vitals and blood values.
- Antral Follicle Count Calculator Adds left and right ovary antral follicle counts to give total AFC and an ovarian reserve category.
- Skinfold Body Fat (3-Site) Calculator Estimates body fat percentage from three skinfold measurements using the Jackson-Pollock 3-site equation and the Siri formula.
- Caffeine vs Alcohol Hydration Calculator Estimates your net fluid balance from drinks by subtracting diuretic losses from caffeine and alcohol from your total fluid intake.
- Creatinine mg/dL to µmol/L Converter Convert serum creatinine between mg/dL and µmol/L (1 mg/dL = 88.42 µmol/L) in either direction.
- Pneumonia Severity Index Calculator Estimates a simplified PSI/PORT pneumonia severity score and risk class from age, sex and key vitals.
- Calories to Gain a Pound Calculator Calculate the calorie surplus needed to gain weight — about 3,500 kcal per pound — and how many days it takes at your daily surplus. A simple planning tool for healthy weight or muscle gain.
- Calorie Burn From Steps Calculator Estimates the calories you burn walking from your step count and body weight.
- Daily Water Target by Weight Calculator Estimate a daily water intake target from body weight using about 33 mL per kg, plus an optional activity bonus.
- HEART Score for Chest Pain Calculator Computes the HEART score and estimated 6-week major adverse cardiac event risk for emergency-department chest pain.
- Neck-to-Height Ratio Calculator Computes the ratio of neck circumference to height as a percentage, sometimes used as a rough body-composition proxy.
- Cockcroft-Gault Adjusted Body Weight Calculator Estimates creatinine clearance with the Cockcroft-Gault equation using Devine ideal body weight and adjusted body weight for accuracy in heavier patients.
- Daily Step Goal Calculator Estimates how many daily steps you need to burn a target number of calories based on your weight and stride.
- Injury Severity Score Calculator Compute the Injury Severity Score (ISS) as the sum of squares of the three highest Abbreviated Injury Scale (AIS) region scores, with any AIS 6 capping the score at 75.
- Sleep Cycles Per Night Calculator Find how many full 90-minute sleep cycles fit into your night's sleep and how many leftover minutes remain, so you can plan to wake between cycles.
- Waist Metabolic Risk Calculator Estimate metabolic risk from waist circumference using sex-specific thresholds (men ≥94/≥102 cm, women ≥80/≥88 cm).
- Adjusted Ideal Body Weight Calculator Estimates adjusted body weight using the Devine ideal body weight formula and a 0.4 correction factor for actual weight.
- Mid-Parental Height Calculator Estimate a child's predicted adult height from the parents' heights using the mid-parental method, with the expected ±8.5 cm range.
- Pediatric Maintenance Calories Calculator Estimate a child's daily maintenance caloric needs using the Holliday-Segar method based on body weight.
- Post-Workout Protein Calculator Calculates how much protein to consume after a workout based on your body weight and a target dose per kilogram.
- Contraction Timer Calculator Turn the average interval between contraction starts into a frequency and check it against the 5-1-1 rule for active labor.
- Ferritin Reference Calculator Classify a serum ferritin value as low, normal, or high against common sex-specific reference ranges.
- Visceral Fat Level Estimate Calculator Estimate your visceral fat level (1–59 scale) from waist, height, age and sex.
- Protein Per Meal Calculator Calculate your daily protein target from body weight and split it evenly across your meals.
- Stress Recovery Time Calculator Estimates recovery time from a training stress score using a fitness-level recovery factor. This is a heuristic guide (recovery hours = stress score × factor), not medical advice.
- Sum of Skinfolds Calculator Add up to seven skinfold thickness measurements into a total used in body-composition assessment.
- Skinfold Body Fat (7-Site) Calculator Estimate your body fat percentage from the Jackson-Pollock 7-site skinfold measurements, age and sex.
- Bishop Score Calculator Adds the five classic Bishop components (dilation, effacement, station, consistency, position) to estimate cervical favorability for labor induction.
- Waist-to-Hip-to-Height Composite Calculator Check your waist-to-height and waist-to-hip ratios against their standard cut-offs and see how many signal raised central-fat risk.
- Screen Time Eye Break Calculator Estimates how many 20-20-20 eye breaks you need for a given amount of screen time.
- Berlin ARDS Criteria Calculator Classify acute respiratory distress syndrome severity by the Berlin definition using the PaO₂/FiO₂ ratio (mild, moderate or severe).
- TRISS Probability Calculator Estimates the TRISS probability of survival from the Revised Trauma Score, Injury Severity Score, age and injury mechanism.
- Ideal Weight (Miller Formula) Calculator Estimate ideal body weight with the Miller (1983) formula from height and sex.
- Modified Shock Index Calculator Compute the modified shock index (heart rate divided by mean arterial pressure) to flag possible hemodynamic instability.
- Plate Method Portion Calculator Turn the half-veg, quarter-protein, quarter-carb plate method into real portion sizes in grams and calories.
- Baby Length Percentile Calculator Estimate a baby's length percentile from a measured length, the age-group mean length, and the standard deviation using the normal distribution.
- Healthy Weight Range Calculator Find the healthy weight range for your height based on the normal BMI band (18.5–24.9). Returns the minimum and maximum healthy weight in kilograms.
- Functional Independence Measure (FIM) Calculator Add a motor subscore (13–91) and a cognitive subscore (5–35) to get the total FIM score (18–126) and the corresponding dependence level.
- Muscle Mass Index Calculator Calculate your muscle mass index (muscle mass divided by height squared) and see whether it falls in the low, normal or high range for your sex.
- Rate Pressure Product Calculator The rate pressure product (double product) multiplies heart rate by systolic blood pressure to estimate myocardial oxygen demand and cardiac workload.
- Sleep Need by Activity Calculator Estimates how much sleep you need by adding recovery time to your baseline based on training duration and intensity.
- Deurenberg Body Fat Calculator Estimate body fat percentage from BMI, age and sex using the Deurenberg formula.