Health & Fitness

Calculate your Body Mass Index — enter height and weight to find your BMI category and healthy weight range.

Estimate your daily calorie needs — enter age, gender, height, weight, and activity level to find your BMR and TDEE.

Find your ideal body weight using Devine, Robinson, Miller, and Hamwi formulas — plus a healthy BMI weight range.

Calculate your estimated due date from your last menstrual period (LMP) or conception date — includes trimester timeline and key milestone weeks.

Find the best time to wake up or go to bed based on 90-minute sleep cycles — wake refreshed by aligning with your natural rhythm.

Calculate your daily water needs based on body weight, activity level, and climate — with hourly breakdown and glass count.

Estimate your fertile window and ovulation day based on cycle length and last period date — plan conception or track your cycle.

Calculate your waist-to-hip ratio (WHR) to assess health risk. Uses WHO thresholds for men and women.

Predict your next period, fertile window, and ovulation date based on your cycle length and last period.