Tools
BMI Calculator
Calculate Body Mass Index and screen health categories
kg
cm
Computed Baseline
Classification Matrix
Underweight Category
BMI scores lower than 18.5
Optimal Healthy Range
BMI scores between 18.5 – 24.9
Overweight Category
BMI scores between 25.0 – 29.9
Clinical Obesity Risk
BMI scores equal or greater than 30.0
⚕ BMI provides standard weight index distributions. Body mass tracking parameters exclude structural variances like bone density or muscular volume. For comprehensive composition analysis, consult your REEF practitioner.
Pregnancy Calculator
Estimate your due date and track key milestones
Your Pregnancy Overview
Trimester Milestones
⚕ This calculator provides estimates based on your LMP and average cycle length. Every pregnancy is unique. For accurate medical dating, ultrasound tracking, and personalised advice, consult your REEF obstetrician.
Ovulation Calculator
Identify your most fertile window and peak days
days
Peak Fertility Timeline
Cycle Phase Breakdown
⚕ This module provides structural estimations of ovulation using standard mathematical models. Cycle characteristics can vary due to environmental factors. For precise analysis, consult your REEF fertility consultant.
Period Calculator
Predict your next periods and fertile window
days
days
Fertile Window (This Cycle)
Next 3 Expected Periods
⚕ This calculator provides estimates based on average cycle patterns. Every woman’s cycle is unique. For accurate tracking and personalised advice, consult your REEF specialist.
Baby Growth Tracker
Monitor weight milestones and healthy development status
kg
kg
Growth Summary
Development Benchmarks
⚕ This tracker monitors growth baselines using standard physical progress models. Growth rates fluctuate naturally. For clinical percentiles and expert developmental tracking, consult your REEF pediatrician.