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What should I do if I haven’t had my period for 40 days?

2025-12-08 11:20:40 Mother and baby

What should I do if I haven’t had my period for 40 days? Comprehensive analysis of causes and countermeasures

The menstrual cycle is one of the important indicators of women's health. If there is no menstruation for 40 days, it will inevitably make people feel anxious. This article will combine the hot topics and hot content on the Internet in the past 10 days to provide you with a structured analysis of possible causes and countermeasures.

1. Top 5 hot health topics on the Internet recently

What should I do if I haven’t had my period for 40 days?

Rankingtopicheat indexrelevance
1Polycystic ovary syndrome self-examination987,000high
2The impact of stress on menstruation852,000high
3COVID-19 vaccine and menstrual disorders765,000in
4Dieting and weight loss amenorrhea case689,000high
5Thyroid function and menstruation543,000in

2. Analysis of common causes of missing menstruation for 40 days

Cause classificationspecific factorsProbabilityTypical symptoms
PhysiologicalPregnancy, lactation35%Breast swelling and pain, nausea
endocrinepolycystic ovary syndrome25%Acne, hirsutism
lifestyleStress/diet20%sudden weight change, insomnia
drug effectsEmergency contraceptive pills, etc.12%Medication history
Other diseasesThyroid disease8%Afraid of cold/heat

3. Scenario response guide

1.Have a history of sexual life: It is recommended to give priority to early pregnancy testing. Data show that delayed menstruation due to unintended pregnancy accounts for 28%.

2.asexual life history: Please refer to the following inspection process:

timeCheck itemsFee reference
Day 3Basal body temperature monitoringfree
Day 7Gynecological B-ultrasound150-300 yuan
Day 14Six items of sex hormones300-500 yuan

4. Three special cases that have been hotly discussed recently

1.Vaccine impact cases: A women's forum collected 127 reports of cycle disorders after receiving the COVID-19 vaccine, but experts said most of them were temporary.

2.Workplace stress cases: Physical examination data from an Internet company show that 32% of female employees aged 25-30 have irregular menstruation, which is positively correlated with the number of overtime hours.

3.Extreme weight loss cases: An Internet celebrity suffered from amenorrhea for 8 months due to a long-term low-carbohydrate diet, but recovered after nutritional intervention.

5. Professional doctor’s advice

1.Observation period: Occasionally, a delay can be observed, and if it is abnormal for 3 consecutive months, medical treatment is required.

2.Check the key points: It is recommended to prioritize pregnancy, polycystic ovary and thyroid function.

3.life adjustment: Maintain 7-8 hours of sleep a day, and maintain a BMI between 18.5-23.9.

6. Five issues that netizens are most concerned about

questionfrequency of occurrenceconcise answer
Will it recover naturally?1425 timesDepending on the cause, 60% of functional disorders resolve on their own
Do I need to take progesterone?987 timesUse only after evaluation by a doctor
Is Chinese medicine conditioning effective?756 timesEffective for some constitutional disorders
Does it affect fertility?632 timesLong-term amenorrhea may affect
What test is most accurate?578 timesSex hormone + ultrasound combined diagnosis

Summary:Missing menstruation for 40 days needs to be analyzed based on the specific situation. It is recommended to record the changes in basal body temperature for at least 3 months to avoid self-medication. Data shows that 82% of cases that receive prompt medical treatment can return to normal within 3 months. Maintaining a regular schedule and a balanced diet are the basis for preventing menstrual disorders.

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