Fertility Window Calculator
Find your most fertile days to maximize conception chances
Peak Fertility
Identify optimal conception days
Conception Success
Maximize your chances
Timing Precision
Accurate calculations
Normal cycle length is typically 21-35 days
Enter your cycle information to find fertile days
Natural Fertility Boosters
Nutrition
- • Folic acid supplements
- • Antioxidant-rich foods
- • Omega-3 fatty acids
- • Maintain healthy weight
- • Stay hydrated
Lifestyle
- • Regular moderate exercise
- • Adequate sleep (7-9 hours)
- • Stress management
- • Avoid smoking and excess alcohol
- • Limit caffeine intake
Medical
- • Preconception health check
- • Update vaccinations
- • Review medications
- • Treat underlying conditions
- • Consider fertility tracking apps
Important Note
This calculator provides estimates based on average cycle patterns. Actual fertility windows may vary. For irregular cycles, fertility concerns, or if you've been trying to conceive for 6+ months (if over 35) or 12+ months (if under 35), consult with Dr. Geeta S K for personalized fertility evaluation and guidance.
Understanding Your Fertility Window
Most Fertile Days
2-3 days before ovulation when conception chances are highest
Fertility Window
6-day period including 5 days before and day of ovulation
Ovulation Day
When the mature egg is released from the ovary
Fertility Facts
- • Egg lifespan: 12-24 hours after ovulation
- • Sperm lifespan: Up to 5 days in female reproductive tract
- • Conception window: 6 days maximum per cycle
- • Peak fertility: Day before ovulation
- • Cycle variations: Normal range 21-35 days
- • Luteal phase: Typically 12-16 days after ovulation
Optimizing Conception Chances
Timing Strategies
- • Have intercourse every 2-3 days during fertile window
- • Focus on 2-3 days before expected ovulation
- • Use ovulation predictor kits for precise timing
- • Track cervical mucus changes
- • Monitor basal body temperature
Lifestyle Factors
- • Maintain a healthy weight (BMI 18.5-24.9)
- • Take folic acid supplements (400-800 mcg)
- • Limit caffeine and alcohol consumption
- • Quit smoking and avoid secondhand smoke
- • Manage stress levels effectively
When to Seek Professional Help
For Women Under 35
- • Trying to conceive for 12+ months
- • Irregular or absent periods
- • History of pelvic inflammatory disease
- • Known reproductive disorders
For Women 35 and Older
- • Trying to conceive for 6+ months
- • History of miscarriages
- • Previous fertility treatments
- • Family history of early menopause