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Can Your Menstrual Cycle Change After Being Sexual?

Medical experts measured the changes in libido with the changes in the proportion of progesterone and estrogen hormones produced by the ovaries. These switches occur at different stages of your monthly cycle. However, when you are going through your period or after a few days, the density of both hormones is quite low, which results in less desire for sex.

Moreover, by the time when your periods are over that is ovulation rolls around, the estrogen level peaks up, causing an increase in your libido, and when the ovulation process is wrapped up, then there will be a boost in the production of progesterone. You may feel an increased level for your libido.

Does Sex Affect Menstrual Cycle Duration?

The length of the period varies from girl to girl. Is this depend upon the amount of having sexual intercourse? To respond to this query, a variety of studies conducted on girls with different sexual frequencies, who did not use intrauterine devices and hormonal contraceptives.

Studies show that the menstrual cycle ranges between 26-33 times. The length of the period is considered beneficial for the conception because some periods are frequent ovulation. However, girls with intermittent gender, the cycle may range on a scale, short and long span.

11 Reasons Your Period Could Be Late That Have Nothing To Do With Being Pregnant 

  • You’ve Got Polycystic Ovary Syndrome

When a person has polycystic ovary syndrome (PCOS), their eggs do not grow according to the schedule that causes by this illness, as it imbalances the hormones that affect the productions of eggs. Thus result in postponing ovulation and childbirth. 

Weight reduction, thinning hair, and acne are other symptoms of PCOS. This illness does not have any cure, but If you are on birth control, it might help regulate your periods. If the problem persists the talking to your doctor would be best.

  • You Contracted The Pelvic Inflammatory Disease (PID)

PID can also impact your menstrual cycle, as it is caused by the bacteria transferred through sexual intercourse. It starts spreading like a similar disease that is transferred through sexual intercourse, such as gonorrhea and Chlamydia. At first, it will affect the tissues of the uterus that may cause difficulties during menstruation. 

Several signs enlisted in the women’s health regarding different menstrual cycles such as fever, pelvic pain, and pain during sexual intercourse. If you find out PID is the main reason behind your abnormal menstrual cycle. You must see your doctor, and if PID is left untreated, it may have serious side effects like infertility and rectal tube scarring.

  • Your New Exercise Regimen Could Be Depleting Hormone Levels That Make Your Period Happen.

Even if you are not training intensively, some changes can occur due to the change in your habit that may affect your period occurrences. However, intensive exercise lowers the level of estrogen in the body, because estrogen is the primary hormone that activates ovulation, too little estrogen may slow down the menstrual cycle. Sometimes it can be delayed for months.

  • Your Weight Has Been Changing

Both the cartilage and fat cells present in the whole body create estrogen. Thus, it means a daily decrease, and an increase in your weight can affect your periods. According to the studies, it is proved that the cause of irregular menstrual cycle may occur due to continuing shedding or gaining weight. 

  • You Recently Began The Keto Diet Plan Or Are Currently After It

An attentive low carb keto diet may also alter the frequency of your periods. According to the nutritionists, if you have low carb in your diet, then the deficiency of carbs in your body will reduce your body’s energy levels. Indeed, it will affect your body’s ability to menstruate. 

  • You Have Been Getting Less Sleep Than Normal

Our body needs sleep to make sure that every single organ is working properly and maintaining body temperature. However, the uterus is itself an organ, and having too little sleep may affect it working as stated by the studies by academy people who sleep less were more prone to irregular periods.

  • You Used Emergency Contraception Sometime In The Last Few Months

If you have taken any emergency contraceptive pills as a measure to protect yourself from getting pregnant after unprotected sexual intercourse, then there are chances that your periods come late. Many studies show that alteration occurs in the menstrual cycle whenever they take an emergency contraceptive pill.

  • You Are Experiencing Premature Menopause

The symptoms of menopause are the complete disappearance of the menstrual cycle for more than 12 months. Many people that go through the menstrual cycle expect their menopause to happen in the late 40s and 50s, but for some people, it happens sooner. 

Perimenopause means temporary menopause before having complete menopause. In this time, the ovaries produce a little estrogen than average, which causes your periods to happen less frequently. Moreover, if you notice vaginal dryness or night sweats during your late period, you should visit a doctor for the Perimenopause test.

  • You’re Very Stressed

Stress plays a vital role in delaying your menstrual cycle, as many students have reported that anxiety or worrying about something will increase the chance of late periods.

  • You Are Breastfeeding

Breastfeeding is often connected with the irregularity of periods because gingivitis produces prolactin production, a hormone that allows the body to create breast milk. Moreover, prolactin slows down the process of periods, and It retains hormones like estrogen. The alteration in your hormone balance does not let your period to active. Although any irregular periods along with breastfeeding, no reason to worry about unless you are experiencing any other symptoms after giving birth or unprotected intercourse. 

  • There Is A Problem With Your Thyroid 

The thyroid is responsible for maintaining the body’s temperature and metabolism. If it produces more or fewer hormones, then it might affect your periods like hypothyroidism.


Irregular intervals can be disturbing and might let sexually active couples think they are pregnant. However, delay intervals can be caused by other reasons other than pregnancy, like underlying health problems. So it would help if you considered consulting with your doctor.