Health
Health
Weight, calories, lab results, fertility and training — worked out with the reference ranges the guidelines actually publish, and with the source named on every number.
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Work out your BMI and the healthy weight range for your height in pounds, your ideal body weight by the Devine, Robinson, Hamwi and Lorentz formulas, the adjusted range if you are 65 or older, a child or teen BMI percentile, your fat versus lean mass split, your waist-to-hip ratio and waist risk, and your body surface area.
12 calculadoras Are my numbers normal?Put your reading against the published reference range: blood pressure by ACC/AHA and by WHO, the full lipid panel, HbA1c with estimated average glucose, fasting glucose, ferritin, oxygen saturation adjusted for altitude, testosterone by age, FSH around menopause and semen analysis against WHO 2021 limits.
12 calculadoras How hard should I train, and what do I need to drink?Get your maximum heart rate by both the Fox and Tanaka formulas, your five training zones in beats per minute, the percentage of 1RM behind an RPE or reps-in-reserve target, a step goal based on the actual evidence, calories by yoga style, and how much fluid and sodium to replace.
7 calculadoras How many calories and macros should I eat?Work out your BMR by Mifflin-St Jeor or Harris-Benedict, your TDEE at your real activity level, and the calorie target and protein, fat and carb grams for cutting, maintaining, lean bulking or recomping — plus 16:8 fasting meal splits, Atkins carb allowances, DASH macros and sodium, glycemic load, daily fibre and what a drink costs you.
18 calculadoras How much of this vitamin, mineral or supplement do I need per day?Daily requirements and safe upper limits for calcium, iron, magnesium, vitamin D, vitamin B12, omega-3 EPA and DHA, iodine, probiotics, creatine, whey protein and caffeine — by age, sex, pregnancy and lactation, using the NIH Office of Dietary Supplements and IOM/NASEM reference intakes.
16 calculadoras What do I do right now?Call 911 first. Then: the 2025 AHA choking sequence for an adult, a child and an infant, the CPR compression rate, depth and ratio for each age, a way to check whether your own compressions are fast enough, and which epinephrine autoinjector strength matches a weight band.
3 calculadoras What does this health or nutrition number mean?Decision hub with 15 calculations: Blood Alcohol Content (BAC) Calculator — Widmark Formula; Body Fat % Calculator by Skinfolds; Calories Burned Boxing — by Weight, Style & Duration; Burnout Index Calculator; Gluten in Foods: ppm Levels & Celiac-Safe Alternatives; Competition Weight Calculator: Ideal Range by Sport and Height; Complete Vegan Protein Combinations; FBI Criminal Background Check Cost 2026 (+ State & Employment Checks); Low FODMAP Foods: Complete Chart for IBS; Food pH and Alkalinity Calculator; Keto Macros Calculator — fat, protein & carbs for ketosis; Sleep Quality Calculator — Simplified Pittsburgh Index; Postpartum Depression Test — EPDS Edinburgh Scale; PRAL Calculator: Calculate Urine Acidity by Food; How Long Does Sunscreen Protect You? SPF Time Calculator.
15 calculadoras When am I fertile, and when is the baby due?Find your fertile window and ovulation day for regular or irregular cycles, then get the due date from your last period, a known conception date, an IVF transfer or an ultrasound CRL, plus how many weeks you are, the fetal weight percentile and the weight gain range for your BMI.
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