Menses Calculator & Period Tracker

Advanced Menstrual & Hormonal Cycle Tracker

Track your menstrual cycle, predict ovulation dates, identify fertile windows, and understand your body’s natural rhythms with professional accuracy.

Women’s Menstrual Cycle Calculator

✓ Easy to Use
Enter your last period date and average cycle length to get accurate predictions for your next period, ovulation date, and fertile window.
Select the first day of your last menstrual period
Average is 28 days, but 21-35 days is normal
Typical period lasts 2-7 days
Next Period Start
–
Expected first day of your next period
Ovulation Date
–
Most likely day of egg release
Fertile Window
–
5 days before to 1 day after ovulation
Current Cycle Phase
–
–

3-Month Cycle Calendar

Menstrual Period
Fertile Window
Ovulation Day
Today

Your Menstrual Cycle Phases

Menstrual
Follicular
Ovulation
Luteal
Menstrual Phase
Days 1-5 (approximately)
Follicular Phase
Days 1-13 (approximately)
Ovulation Phase
Days 12-16 (approximately)
Luteal Phase
Days 15-28 (approximately)

Advanced Features & Insights

📊
Cycle Tracking
Monitor your menstrual patterns over multiple cycles
💚
Fertility Insights
Identify your most fertile days for conception planning
🎯
Ovulation Prediction
Accurate ovulation date calculation based on your cycle
📅
Calendar Visualization
See your entire cycle at a glance with color-coded days
🔔
Phase Information
Learn about each phase of your menstrual cycle
📱
Mobile Optimized
Access your cycle information anytime, anywhere
⚠️ Important Note
This calculator provides estimates based on average cycle patterns. Individual cycles vary. For medical concerns, consult a healthcare professional. This tool is not a substitute for medical advice.

Men’s Hormonal Cycle Tracker

✓ Understanding Male Hormones
Men experience hormonal cycles too! While different from women’s menstrual cycles, men have daily and longer-term hormonal fluctuations. Track your energy, mood, and performance patterns.
Select when you want to start tracking your hormonal patterns
Hormonal patterns vary by age
Men’s hormonal cycles vary in duration
Peak Testosterone Day
–
Expected day of highest testosterone levels
High Energy Period
–
Days with elevated energy and performance
Recovery Phase
–
Days for rest and recovery
Current Status
–
–

Male Hormonal Cycle Phases

Rise Phase
Peak Phase
Decline Phase
Rise Phase
Testosterone levels increasing
Peak Phase
Maximum energy and performance
Decline Phase
Recovery and restoration period

Male Hormonal Health Features

💪
Performance Tracking
Monitor energy levels and physical performance patterns
😴
Sleep Quality
Track sleep patterns related to hormonal cycles
🎯
Workout Optimization
Plan training based on hormonal peaks and recovery
🧠
Mood & Cognition
Understand mood and mental performance variations
❤️
Health Monitoring
Track overall health and wellness indicators
📈
Progress Analytics
Analyze long-term patterns and trends
⚠️ Medical Disclaimer
This calculator provides general information about male hormonal patterns. Testosterone levels vary significantly between individuals. For health concerns, consult a healthcare professional. This is not medical advice.

Understanding Menstrual & Hormonal Cycles

📚 Educational Resources
Learn about menstrual cycles, ovulation, hormonal changes, and how to use this calculator effectively.

Women’s Menstrual Cycle Explained

What is a Menstrual Cycle?
A menstrual cycle is a monthly process that occurs in people with female reproductive systems. It typically lasts about 28 days, though cycles can range from 21 to 35 days. The cycle is divided into four main phases: menstruation, follicular phase, ovulation, and luteal phase.

The Four Phases:

1. Menstrual Phase (Days 1-5)

The uterine lining sheds through the vagina, resulting in bleeding that typically lasts 2-7 days. Hormone levels are at their lowest during this phase. Common symptoms include cramping, bloating, and mood changes.

2. Follicular Phase (Days 1-13)

This phase overlaps with menstruation and continues after bleeding stops. The pituitary gland releases follicle-stimulating hormone (FSH), which stimulates the ovaries to produce estrogen. Estrogen levels rise, causing the uterine lining to thicken. Energy and mood typically improve during this phase.

3. Ovulation Phase (Days 12-16)

A surge in luteinizing hormone (LH) triggers the release of a mature egg from the ovary. This is the most fertile time of the cycle. The egg travels down the fallopian tube where it may be fertilized by sperm. This phase typically lasts 12-24 hours.

4. Luteal Phase (Days 15-28)

After ovulation, the empty follicle transforms into the corpus luteum, which produces progesterone. This hormone maintains the uterine lining in preparation for a fertilized egg. If the egg is not fertilized, hormone levels drop, triggering menstruation and starting the cycle again.

Fertile Window
The fertile window is the period during which pregnancy is most likely to occur. It typically includes the 5 days before ovulation and the day of ovulation itself. This is because sperm can survive in the reproductive tract for up to 5 days, and the egg can be fertilized for about 12-24 hours after ovulation.

Understanding Male Hormonal Cycles

Do Men Have Cycles?
Yes! While different from women’s menstrual cycles, men experience hormonal fluctuations. Men have a 24-hour circadian rhythm affecting testosterone levels (highest in the morning), and some research suggests longer-term cycles lasting 8-30 days or even seasonal variations.

Male Hormonal Patterns:

Daily Testosterone Rhythm

Testosterone levels typically peak in the early morning (around 6-8 AM) and gradually decline throughout the day. This natural rhythm affects energy, mood, and physical performance.

Longer-Term Cycles

Research suggests that approximately 60% of men experience hormonal cycles lasting 8-30 days. During these cycles, testosterone levels fluctuate, affecting energy, mood, libido, and physical performance.

Age-Related Changes

Testosterone levels naturally decline with age, typically decreasing about 1% per year after age 30. This can affect energy, muscle mass, mood, and sexual function.

Seasonal Variations

Some men experience seasonal hormonal variations, with testosterone levels potentially higher in fall and winter months and lower in spring and summer.

Factors Affecting Male Hormones
Sleep quality, stress levels, exercise, diet, body weight, and overall health significantly impact hormonal levels. Maintaining a healthy lifestyle supports optimal hormonal balance.

Tips for Using This Calculator

✓ Track Consistently

Keep records of your cycle for several months to identify patterns and improve prediction accuracy.

✓ Know Your Cycle Length

Count from the first day of one period to the first day of the next. If your cycle varies, use the average length.

✓ Consider Individual Variations

Every body is different. Stress, illness, travel, and other factors can affect your cycle. Use this calculator as a guide, not a guarantee.

✓ Consult Healthcare Providers

For fertility concerns, irregular cycles, or health issues, consult a healthcare professional. This calculator is for informational purposes only.

✓ Listen to Your Body

Pay attention to your body’s signals. Symptoms like cramping, mood changes, or energy fluctuations can help you understand your cycle better.

Medical Disclaimer: This calculator provides estimates based on average cycle patterns and is for informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider for medical concerns. Results may vary based on individual factors. This tool should not be used as the sole method for contraception or fertility planning.