One Rep Max (1RM) Calculator One-Rep Max (1RM) Calculator Estimate your 1RM and training loads Weight Lifted Unit Pounds (lb)Kilograms (kg) Reps Performed Formula EpleyBrzyckiLombardiO’ConnerWathan Calculate Reset Estimated 1RM — Training Max (90% of 1RM) — Copy 1RM Intensity Load Rounded (5-unit) Formulas used: Epley (w×(1+r/30)), Brzycki (w×36/(37−r)), Lombardi (w×r^0.10), O’Conner (w×(1+r/40)), Wathan (100×w/(48.8+53.8e−0.075r)). Estimates … Read more
Baby Birth Calculator Baby Birth Calculator Calculation Method Last Menstrual Period (LMP)Conception Date Select Date Calculate Reset Estimated Due Date: Current Pregnancy Week: Days Remaining: Every woman’s menstrual cycle is unique. While the “average” cycle length is often said to be 28 days, many women naturally have longer cycles, such as 35 days. For those … Read more
Gender MaleFemale Age Height cmft/in Weight kglbs Activity Type Cardio ExerciseStrength TrainingSports ActivitiesDaily ActivitiesOccupational ActivitiesRecreational Activities Specific Activity Running (6 mph)Running (8 mph)Running (10 mph)Jogging (5 mph)Walking (3 mph)Walking (4 mph)Cycling (moderate)Cycling (vigorous)Swimming (moderate)Swimming (vigorous) Duration h m Intensity Level Light (3-5 METs)Moderate (5-7 METs)Vigorous (7-9 METs)Very Vigorous (9+ METs) Environment Factor Indoor (Normal Temp)Outdoor … Read more
Last Menstrual Period (LMP) Average Cycle Length (days) Luteal Phase Length (days) Calculate Reset Next Expected Period Copy Estimated Ovulation Date Copy Fertile Window Copy Best Days for Conception Copy Implantation Window Copy Earliest Pregnancy Test Date Copy For couples trying to conceive—or those looking to avoid pregnancy—knowing when ovulation occurs is crucial. A woman’s … Read more
Daily Calorie Burn Calculator Gender: MaleFemale Age (years): Height (cm): Weight (kg): Activity Level: Sedentary (little/no exercise)Light activity (light exercise 1-3 days/week)Moderate activity (moderate exercise 3-5 days/week)Very active (hard exercise 6-7 days/week)Extremely active (very hard exercise, physical job) Additional Exercise Today: No additional exerciseWalking (slow pace, 3 mph)Walking (moderate pace, 3.5 mph)Walking (fast pace, 4 … Read more
Calories For Weight Loss Calculator Gender: MaleFemale Age: Height (cm): Current Weight (kg): Goal Weight (kg): Activity Level: Sedentary (little/no exercise)Light activity (light exercise 1-3 days/week)Moderate activity (moderate exercise 3-5 days/week)Very active (hard exercise 6-7 days/week)Extra active (very hard exercise, physical job) Weight Loss Goal per Week (kg): 0.25 kg (0.5 lbs)0.5 kg (1 lb)0.75 … Read more
Calories Burned A Day Calculator Age (years) Gender Select GenderMaleFemale Height (cm) Current Weight (kg) Activity Level Select Activity LevelSedentary (desk job, minimal exercise)Lightly Active (light exercise 1-3 days/week)Moderately Active (moderate exercise 3-5 days/week)Very Active (hard exercise 6-7 days/week)Extremely Active (physical job + daily exercise) Body Fat Percentage (optional) Daily Exercise Minutes Exercise Intensity Select … Read more
Calorie Maintence Calculator Age (years) Gender Select GenderMaleFemale Height (cm) Current Weight (kg) Activity Level Select Activity LevelSedentary (desk job, minimal exercise)Lightly Active (light exercise 1-3 days/week)Moderately Active (moderate exercise 3-5 days/week)Very Active (hard exercise 6-7 days/week)Extremely Active (physical job + daily exercise) Body Fat Percentage (optional) Metabolism Type Select MetabolismSlow Metabolism (-10%)Below Average (-5%)Average … Read more
Calories In Calculator Age (years) Gender Select GenderMaleFemale Height (cm) Current Weight (kg) Goal Weight (kg) Activity Level Select Activity LevelSedentary (little/no exercise)Lightly Active (light exercise 1-3 days/week)Moderately Active (moderate exercise 3-5 days/week)Very Active (hard exercise 6-7 days/week)Extremely Active (physical job + exercise) Calorie Intake Goal Select Intake GoalRapid Weight Loss (-1000 cal/day)Weight Loss (-500 … Read more
Calories A Day Calculator Age (years) Gender Select GenderMaleFemale Height (cm) Current Weight (kg) Activity Level Select Activity LevelSedentary (desk job, minimal physical activity)Lightly Active (light exercise 1-3 days/week)Moderately Active (moderate exercise 3-5 days/week)Very Active (hard exercise 6-7 days/week)Extremely Active (physical job + exercise daily) Daily Calorie Goal Select Your GoalRapid Weight Loss (-1000 cal/day)Weight … Read more