Sex During Your Period: Is It Really a No?

Not so long ago, many women didn’t even ask this question. Not because the answer was obvious, but because for many, it was simply taboo.

For a long time, sex during menstruation belonged to the category of topics that felt shameful or uncomfortable to discuss. Even though we live in the age of information, this taboo has not disappeared—it has simply become more subtle.

So where did it come from?

Why Was Sex During Your Period Once Considered Forbidden?

The word taboo originates from Polynesian cultures and referred to an absolute prohibition—something that could not even be questioned. Menstruation became one of the earliest taboo topics in human history.

In some cultures and religions, menstruation was—and in some places still is—considered "impure." As a result, menstruating women were, or still are, forbidden to:

• Touch food
• Sleep next to their partner
• Have sexual intercourse, although in Islam, intimacy without intercourse is permitted

In extreme cases, women were even separated from their communities or sent away from their homes to avoid "contaminating" others or bringing misfortune.

Historical context is important. At that time:

• There was no access to clean running water.
• There were no menstrual hygiene products.
• There was little understanding of bacteria or infections.

Sex during menstruation could indeed be risky—not because of menstruation itself, but because of the surrounding conditions.

When Science Tried to "Prove" Women Were Dangerous

In the early twentieth century, some researchers attempted to justify menstrual taboos scientifically. They claimed that menstruating women released harmful substances capable of spoiling food or weakening other people.

Today, these ideas have been completely disproven. None of these claims were ever supported by scientific evidence, although they likely contributed to many menstrual myths that still exist today.

What Does Modern Medicine Say?

Today, the answer is straightforward.

Menstrual blood itself is not dangerous. It is a normal biological process.

According to current medical knowledge, if there are no medical contraindications and both partners freely consent, having sex during your period is considered safe.

There are, however, a few practical considerations. During menstruation:

• The body may be more sensitive.
• The cervix may be slightly more open.

This means the risk of sexually transmitted infections may be slightly higher without a condom. For this reason, experts recommend:

• Using condoms, as pregnancy is still possible during menstruation.
• Maintaining good intimate hygiene.
• Listening to your body's signals and stopping if you feel discomfort.

These recommendations are not restrictions. They are practical ways to support comfort, safety, and well-being.

Practical Tips for Period Sex

If you choose to have sex during your period, the more helpful question is not "Is it allowed?" but "How can I feel comfortable?"

Before

• Place a towel or protective layer on the bed.
• Wash your hands.
• Use gentle intimate cleansers.
• Never douche. Wash only the external genital area, or vulva.
• Make sure contraception or protection is available.

After

• Urinate after intercourse.
• Gently wash the vulva without harsh cleansing products.
• Change into clean underwear. For comfort and extra protection, consider GENIAL period underwear.

Most importantly, there should never be pressure from a partner or from yourself. If you experience pain, discomfort, or simply do not feel comfortable, you can stop at any time.

What About Endometriosis?

Some scientific discussions mention the theory of retrograde menstruation, in which some menstrual blood flows backward into the pelvic cavity. This has been suggested as one possible factor in endometriosis.

However, it is important to remember:

• This has not been proven to be the direct cause of endometriosis.
• It does not occur in every woman.
• Research is still ongoing.

The Bottom Line

The answer is simple, even if it may feel uncomfortable for some people.

Sex during your period is not medically forbidden if there are no contraindications and both partners consent.

At the same time, it is never something anyone should feel obligated to do.

Today, we have more knowledge, more evidence, and more freedom to make informed decisions based on our own comfort, health, and preferences.

This content was reviewed by obstetrician-gynecologist Prof. Dr. Kristina Jarienė.