Sex typically doesn’t affect your menstrual cycle, but uterine contractions can force blood out ahead of your period. An early period is usually the result of a short cycle, but it could also signal an irregular period Here are the most common reasons your period is early. Yes, sexual activity can influence your menstrual cycle, potentially causing your period to arrive earlier than expected. If you notice bleeding after sex, there may be another reason why. Your period may come early due to changes in your hormone levels
This can occur due to puberty, perimenopause, certain medications, stress, or various health conditions.
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