Health & Fitness
BMI, BMR, calorie needs, age, and body metric calculators.
Novinka Kalkulačka věku
Zjistěte svůj přesný věk v letech, měsících a dnech, plus odpočet do narozenin.
Novinka Kalkulačka BMI
Vypočítejte váš Body Mass Index a rozsah zdravé hmotnosti, metricky nebo imperiálně.
Novinka Kalkulačka BMR a kalorií
Zjistěte váš BMR a denní potřebu kalorií (TDEE) s cíli pro hubnutí, udržování a nabírání, makry a 3 vzorci.
Novinka Kalkulačka termínu porodu
Zjistěte termín porodu podle poslední menstruace, početí, IVF transferu nebo ultrazvuku — s daty trimestrů a milníky těhotenství.
Novinka Macro Calculator
Find your daily protein, carb and fat targets from your TDEE, goal and diet style.
Novinka Ideal Weight Calculator
See your ideal weight by four clinical formulas (Devine, Robinson, Miller, Hamwi) — metric or imperial.
Novinka Body Fat Calculator
Estimate your body fat percentage using the US Navy tape-measure method — no skinfold calipers needed.
Novinka Ovulation Calculator
Find your fertile window, ovulation date and next period from your cycle length and last period.
Novinka Sleep Calculator
Find the best bedtime or wake-up time based on 90-minute sleep cycles to wake up refreshed.
Novinka Water Intake Calculator
Calculate your daily water needs from your weight, activity level and climate.
Novinka Calories Burned Calculator
Estimate calories burned for 60+ exercises using MET values and your weight and duration.
Novinka Running Pace Calculator
Calculate your running pace, finish time and splits for any distance — 5K, 10K, half or full marathon.
Novinka TDEE Calculator
Total Daily Energy Expenditure calculator — maintenance calories, cut & bulk targets. Mifflin-St Jeor + Harris-Benedict. 100% private.
Novinka Dog Age Calculator
Convert dog years to human years by breed size using the 2020 DNA methylation study. Life stage, remaining lifespan, and age chart.
Novinka Protein Calculator
Daily protein intake calculator based on ISSN guidelines — adjust for muscle gain, fat loss, or maintenance. Includes meal distribution guide.