Pregnancy Risks: Can You Conceive During Your Period? - Obstetrics and Gynecology

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I still want to clarify?


I am case #190286.
I apologize for bothering the doctor.
Today, on 12/24, I visited a traditional Chinese medicine practitioner due to persistent lower back pain.
I also inquired about the situation on 12/17.
The practitioner said it is almost impossible to become pregnant from less than a minute of intercourse on the second day of my menstrual period, especially without ejaculation.
Is this true? I am still very anxious and worried.
Could you please help me understand the likelihood of pregnancy? Thank you for your assistance.

Niming, 10~19 year old female. Ask Date: 2022/12/24

Dr. Cao Guotao reply Obstetrics and Gynecology


Hello, theoretically it is the safe period, so pregnancy is unlikely.
Wishing you good health.

Reply Date: 2022/12/24

More Info


When it comes to understanding the risks of conceiving during your menstrual period, it's important to consider the biological and physiological aspects of the menstrual cycle. Generally, the likelihood of becoming pregnant during your period is quite low, particularly if you are in the early days of menstruation. However, there are nuances to this that can affect the probability of conception.

The menstrual cycle is typically around 28 days long, although it can vary from person to person. Ovulation usually occurs about 14 days before the start of your next period. This means that the fertile window, when you are most likely to conceive, is generally a few days before and after ovulation. Sperm can live inside the female reproductive tract for up to five days, which means that if you have unprotected intercourse just before ovulation, there is a chance that sperm could still be viable when you ovulate.

In your specific case, you mentioned that intercourse occurred on the second day of your period and that it lasted less than a minute without ejaculation. This scenario significantly reduces the likelihood of pregnancy. The chances of conception are minimal because:
1. Timing: If you are menstruating, especially in the early days, ovulation is still several days away. The egg is not available for fertilization during this time.

2. Sperm Viability: While sperm can survive for several days, the chances of them being viable enough to fertilize an egg that is not present (since ovulation has not yet occurred) are very low.

3. Withdrawal Method: If there was no ejaculation, the chances of sperm entering the reproductive tract are negligible. Pre-ejaculate fluid can contain sperm, but the amount is typically very small, and the likelihood of it leading to pregnancy is low.

Given these factors, the consensus among medical professionals is that the risk of becoming pregnant during your period, particularly under the conditions you described, is very low. However, if you are feeling anxious or uncertain, it may be beneficial to take a home pregnancy test if your next period is late, or consult with a healthcare provider for further reassurance.

In summary, while it is biologically possible to conceive at any time during the menstrual cycle, the chances of becoming pregnant during your period—especially on the second day and without ejaculation—are minimal. If you have ongoing concerns about your menstrual cycle, fertility, or any other reproductive health issues, it is always a good idea to speak with a healthcare professional who can provide personalized advice and support.

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