Period Calculator Pakistan
Predict your next 6 menstrual periods. Plan ahead and stay prepared.
How to use this calculator
- Enter first day of last period
- Set cycle length and period duration
- See next 6 predicted periods
Frequently asked questions
What is a normal menstrual cycle?
Normal cycles range from 21-35 days. Period typically lasts 3-7 days. Most women have 28-day cycles. Variations are normal but consistent extreme variations may need medical attention.
Why track my period?
Tracking helps: predict periods, identify fertility window, detect cycle abnormalities, plan events, recognize PCOS or thyroid issues, and prepare for menopause transitions.
What if my cycle is irregular?
Irregular cycles are common in teens and women near menopause. Causes: stress, weight changes, PCOS, thyroid issues. Track for 3 months. If consistently irregular, consult gynecologist.
When should I see a doctor?
Consult if: cycles shorter than 21 or longer than 35 days, periods longer than 7 days, very heavy bleeding, severe pain, missing 3+ periods (not pregnant), bleeding between periods.
Can stress affect period?
Yes, high stress can delay or skip periods. Other factors: weight loss/gain, intense exercise, travel, illness, hormonal changes, breastfeeding.
Is it accurate without app tracking?
This calculator gives estimates based on average cycle. For best accuracy, log actual periods for 3-6 months in a diary or app, then average your cycle length.