Health & Medical
372 tools · page 6 of 7
- Modified Bishop Score Calculator Sum the five modified Bishop score components to assess cervical favorability for labor induction.
- Neck Disability Index Calculator Computes the Neck Disability Index percentage from the total raw score across the questionnaire sections and reports the disability category.
- Number Needed to Treat Calculator Calculate the number needed to treat (NNT) from control and treatment event rates.
- Optimal Nap Length Calculator Choose the right nap duration for your goal and see the total time to block out, including falling asleep.
- Oxygen Saturation Index Calculator Compute the OSI from FiO₂, mean airway pressure and SpO₂ with severity grading.
- PaO2/FiO2 Ratio Calculator Calculate the PaO₂/FiO₂ (P/F) ratio and grade ARDS severity by Berlin criteria.
- Pediatric Weight Estimator Estimate a child's weight from age (APLS formula).
- Percent Body Weight Lost Calculator Calculate the percentage of body weight lost between your starting weight and current weight.
- Peterson Ideal Body Weight Calculator Peterson (2016) ideal body weight from height and a target BMI — one equation for both sexes.
- Physical Activity Level Calculator Determines your physical activity level (PAL) factor from your lifestyle and multiplies it by your BMR to estimate total daily energy expenditure.
- Power Nap vs Full Cycle Calculator See whether a 20-minute power nap or a full 90-minute sleep cycle fits the time you have.
- Pre-Workout Carb Timing Calculator Estimate how many carbohydrates to eat before a workout based on your weight and timing.
- Predicted Peak Flow (PEF) Calculator Estimate predicted peak expiratory flow (PEF) in L/min from age, height, and sex using a standard linear approximation.
- Pregnancy Calorie Needs Add trimester-based extra calories to your baseline needs.
- Pregnancy Countdown Calculator Find out how many days and weeks are left until your due date, based on a 40-week full term.
- Pregnancy Folate Needs Calculator Estimates the folic acid to add and your daily folate target based on pregnancy risk level and current dietary folate intake.
- Pregnancy Iron Needs Calculator Estimate daily iron needs during pregnancy and how much supplemental iron to add to your diet.
- Pregnancy Protein Needs Estimate daily protein needs during pregnancy from body weight.
- Pregnancy Trimester Calculator Find the current pregnancy trimester from weeks.
- Protein per Kilogram Calculator Calculate how many grams of protein to eat per day based on your body weight in kilograms and your goal — maintenance, muscle gain, or fat loss.
- Protein Powder Scoop Calculator Find how many scoops hit your target protein amount.
- Protein Quality (PDCAAS) Calculator Calculate the PDCAAS protein quality score from the limiting amino acid content and digestibility.
- PTH Conversion Calculator Convert parathyroid hormone (PTH) values between pg/mL and pmol/L using 1 pg/mL = 0.106 pmol/L.
- Pulmonary Vascular Resistance Calculator Calculates pulmonary vascular resistance in Wood units and dyn·s·cm⁻⁵ from mean PA pressure, wedge pressure, and cardiac output.
- Race Day Fueling Calculator Plan total race carbohydrate intake from hourly targets.
- Recommended Sleep by Age Calculator Recommended daily sleep duration for your age (AASM/NSF ranges).
- Refeed Day Calorie Calculator Calculate your refeed day calorie target as maintenance calories plus a percentage surplus, with the extra calories converted into grams of carbs.
- Resting Metabolic Rate (Cunningham) Calculator The Cunningham equation estimates resting metabolic rate from lean body mass, making it well suited for lean athletes with known body fat percentage.
- Resting Metabolic Rate (Owen) Calculator The Owen equation estimates resting metabolic rate from body weight and sex, without needing height or age.
- Resting Metabolic Rate (Schofield) Calculator The Schofield equation, used by the WHO, estimates resting metabolic rate from body weight, age bracket, and sex.
- Resting Respiratory Rate Norm Calculator Find the normal resting breathing rate for any age and check a measured rate.
- Reticulocyte Production Index Calculator Computes the reticulocyte production index with hematocrit correction and maturation factor.
- Saturated Fat Limit Calculator Calculate your daily saturated fat limit as 10% of calories and compare it to the stricter 6% heart-healthy target from the American Heart Association.
- Serum Osmolal Gap Calculator Compares measured serum osmolality with the calculated value to give the osmolal gap.
- Shift Work Sleep Schedule Calculator Plan your sleep around a shift, allowing for the commute home and a 60-minute wind-down before bed.
- Shoulder-to-Waist Ratio Calculator Measure your V-taper: shoulder-to-waist ratio, your category, and the waist that hits the 1.618 golden ratio.
- Siri Body Fat Equation Calculator Convert body density into body fat percentage with the classic Siri equation.
- Siri Body Fat Percentage Calculator Convert body density to body-fat percentage with the Siri equation, plus fat and lean mass.
- Skinfold Body Fat (Durnin-Womersley) Calculator Estimate body fat percentage from the sum of 4 skinfolds (biceps, triceps, subscapular, suprailiac) using the Durnin-Womersley equation.
- Slaughter Skinfold Body Fat Calculator (Children) Estimate body fat in children and teenagers from triceps and calf skinfolds with the Slaughter equations.
- Sleep Debt Calculator Work out how many hours of sleep you have lost over a period from your nightly sleep need and your actual sleep.
- Sleep Debt Recovery Calculator Find out how many nights of extra sleep it takes to pay back an accumulated sleep debt.
- Sleep Efficiency Calculator Calculate sleep efficiency from time asleep versus time in bed.
- Sleep Midpoint Calculator Work out the midpoint of your sleep and how long you sleep from your bedtime and wake time, useful for tracking your chronotype and social jet lag.
- Sleep Onset Latency Calculator Work out how long you take to fall asleep after lights out and what that says about your sleep.
- Sleep Quality Score Calculator Score your night out of 100 from sleep efficiency, how long you took to fall asleep and how often you woke.
- Social Jet Lag Calculator Measure the gap between your work-day and free-day sleep midpoints — the jet lag your schedule gives you without flying.
- STOP-BANG Sleep Apnea Score Calculator Screen for obstructive sleep apnoea risk with the 8-item STOP-BANG questionnaire.
- Stroke Volume Variation Calculator Computes stroke volume variation (SVV) from maximum and minimum stroke volumes to assess fluid responsiveness.
- SYNTAX Score Estimator Calculator Estimate a simplified coronary SYNTAX-style complexity score from lesion count and key lesion features, with a complexity tier.
- Target Blood Pressure Calculator Find your blood pressure goal by guideline (ACC/AHA, ESC/ESH, JNC 8) with age, diabetes and kidney disease.
- Third Trimester Start Calculator Find out how many days and weeks are left until your third trimester begins at 28 weeks of pregnancy.
- Timed Up and Go (TUG) Test Calculator Turns the time taken to rise from a chair, walk 3 metres, turn, walk back and sit down into a Timed Up and Go fall-risk interpretation.
- Total Body Surface Area Burn Calculator Estimates burned total body surface area with the rule of nines and a Parkland fluid estimate.
- Total Body Water Percentage Calculator Estimate total body water in litres and as a percentage of body weight using the Watson formula.
- Total Iron-Binding Capacity Calculator Calculate TIBC from serum iron plus UIBC, or from transferrin, and get the transferrin saturation.
- Transtubular Potassium Gradient Calculator Computes the transtubular potassium gradient (TTKG) from urine and serum potassium and osmolality to assess renal potassium excretion.
- VAS Pain Score Converter Converts a Visual Analog Scale (VAS, 0-100 mm) pain score to a 0-10 Numeric Rating Scale (NRS) value and a pain category.
- Vasoactive-Inotropic Score (VIS) Calculator Calculate the vasoactive-inotropic score (VIS), a weighted sum of vasopressor and inotrope doses quantifying cardiovascular support, especially in paediatric critical care.
- Vitamin C Requirement Calculator Find your recommended daily vitamin C intake by age, sex and smoking status.