Menstrual Cycle Calculator
Track your cycle, predict your next period, and identify your fertile window.
How to Track Your Period and Fertility Accurately
Accurate cycle tracking is essential for understanding your body and planning for pregnancy or contraception. Here's how to track effectively:
- 1
Record Your Period
Note the first day of your period and its duration
- 2
Track Symptoms
Monitor physical and emotional changes throughout your cycle
- 3
Calculate Fertility
Use our calculator to predict ovulation and fertile days
Understanding Ovulation, Luteal Phase, and Menstrual Timing
Your menstrual cycle is regulated by hormones and consists of several distinct phases, each with its own characteristics and purpose.
- 1
Follicular Phase
The first half of your cycle, preparing for ovulation
- 2
Luteal Phase
The second half, preparing for potential pregnancy
- 3
Cycle Length
Typically 28 days, but can vary between 21-35 days
Related Health & Fitness Tools
Calorie Calculator
Caloric needs can fluctuate during different menstrual phases.
Resting Metabolic Rate Calculator
Hormonal shifts across the cycle can affect metabolism.
Body Fat Calculator
Body composition may influence menstrual regularity and health.
Lean Body Mass Calculator
Helpful in understanding body changes related to hormonal cycles.
Sleep Debt Calculator
Sleep quality may be impacted during certain cycle phases.
Fitness Progress Tracker
Track training impact alongside menstrual fluctuations.