Missed Period: What to Do When Your Menstrual Cycle Is Irregular - Obstetrics and Gynecology

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Missed menstruation?


I had regular menstruation from December 25, 2015, to January 25, 2016, but I did not have my period in February.
What should I do? Thank you.

Zi, 30~39 year old female. Ask Date: 2016/02/28

Dr. Cao Guotao reply Obstetrics and Gynecology


Hello, if your menstruation is more than a week late, it is advisable to see a gynecologist.
Wishing you good health.

Reply Date: 2016/02/28

More Info


When dealing with a missed period, especially after having a regular menstrual cycle, it can be concerning and confusing. Here are some steps to consider and understand what might be happening with your body.

1. Understand the Normal Cycle: A typical menstrual cycle ranges from 21 to 35 days, with the average being about 28 days. Variations can occur due to stress, changes in weight, exercise habits, or hormonal fluctuations. If your cycle has been regular and suddenly becomes irregular, it’s important to take note of any changes in your lifestyle or health.

2. Consider Possible Causes: There are several reasons why you might miss a period:
- Pregnancy: This is the most common reason for a missed period in sexually active individuals. If you suspect you might be pregnant, consider taking a home pregnancy test for confirmation.

- Stress: High levels of stress can affect your hormonal balance, leading to missed or delayed periods.

- Weight Changes: Significant weight loss or gain can disrupt your menstrual cycle. Eating disorders or extreme dieting can also lead to missed periods.

- Exercise: Intense physical activity, especially in athletes, can lead to a condition known as amenorrhea, where periods stop altogether.

- Hormonal Imbalances: Conditions such as polycystic ovary syndrome (PCOS) or thyroid disorders can affect your menstrual cycle.

- Medical Conditions: Other health issues, such as diabetes or certain medications, can also impact your cycle.

3. What to Do Next:
- Take a Pregnancy Test: If there is a possibility of pregnancy, this should be your first step. Home tests are readily available and can provide quick results.

- Monitor Your Symptoms: Keep track of any other symptoms you may be experiencing, such as cramping, mood changes, or unusual discharge. This information can be helpful for your healthcare provider.

- Consult a Healthcare Provider: If your period does not return in a few weeks, or if you have other concerning symptoms, it’s advisable to see a doctor. They can perform tests to determine the underlying cause of your missed period and recommend appropriate treatment.

- Lifestyle Adjustments: If stress or lifestyle changes are suspected, consider incorporating stress-reducing activities such as yoga, meditation, or gentle exercise. Maintaining a balanced diet and ensuring you get adequate rest can also help regulate your cycle.

4. When to Seek Immediate Help: If you experience severe abdominal pain, heavy bleeding, or any other alarming symptoms, seek medical attention promptly. These could indicate a more serious condition that requires immediate care.

5. Future Prevention: Once you have identified the cause of your missed period, work with your healthcare provider to develop a plan to maintain a regular cycle. This may include lifestyle changes, hormonal treatments, or addressing any underlying health issues.

In conclusion, while a missed period can be alarming, understanding the potential causes and taking proactive steps can help you manage your health effectively. Always prioritize open communication with your healthcare provider to ensure you receive the best care tailored to your needs.

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