Why Do Repeated Miscarriages Happen? A Gynaecologist’s Guide

• March 17, 2026
• 0

Experiencing a miscarriage can be emotionally difficult, but facing repeated miscarriages can be even more distressing for couples trying to start or grow their family. Many women often ask, “Why does this keep happening?”

Repeated miscarriages, medically known as recurrent pregnancy loss, can occur due to several medical reasons. The good news is that with proper diagnosis and specialist care, many women are able to carry a healthy pregnancy to term.

In this guide, we explore the common causes of repeated miscarriages and when it is important to consult a specialist.

What Are Repeated Miscarriages?

Repeated miscarriages are typically defined as two or more consecutive pregnancy losses before 20 weeks of pregnancy. While a single miscarriage is relatively common, recurrent losses require detailed medical evaluation to identify possible underlying causes.

Early diagnosis and expert care can significantly improve pregnancy outcomes.

Common Reasons for Repeated Miscarriages

1. Chromosomal Abnormalities

One of the most common causes of miscarriage is genetic abnormalities in the embryo. These occur when the embryo has missing or extra chromosomes, preventing proper development.

In some cases, one of the parents may carry a balanced chromosomal abnormality that increases the risk of miscarriage.

2. Hormonal Imbalances

Hormones play a vital role in maintaining pregnancy. If certain hormones are not balanced, it can affect implantation and fetal development.

Common hormonal causes include:

• Thyroid disorders
• Polycystic Ovary Syndrome (PCOS)
• Uncontrolled diabetes
• Low progesterone levels

Proper hormonal evaluation and treatment can significantly improve pregnancy success.

3. Structural Problems in the Uterus

Certain structural abnormalities in the uterus may prevent the embryo from implanting or growing properly.

These may include:

• Uterine septum
• Fibroids
• Polyps
• Scar tissue inside the uterus

Many of these issues can be effectively treated through minimally invasive and laparoscopic surgery, allowing women to achieve a healthy pregnancy afterward.

4. Autoimmune Disorders

Some autoimmune conditions cause the body’s immune system to attack the developing pregnancy.

One such condition is Antiphospholipid Antibody Syndrome (APS), which affects blood clotting and placental development.

With early diagnosis and treatment, many women with APS can have successful pregnancies.

5. Blood Clotting Disorders

Certain inherited blood clotting disorders may reduce blood supply to the placenta, affecting fetal growth and increasing the risk of miscarriage.

Specialized blood tests help diagnose these conditions.

6. Age-Related Factors

Women above the age of 35 have a higher risk of miscarriage because egg quality naturally declines with age.

However, with proper monitoring and specialized care, many women can still have a healthy pregnancy.

7. Lifestyle and Health Factors

Lifestyle choices can also influence pregnancy outcomes.

Risk factors include:

• Smoking
• Alcohol consumption
• Obesity
• Severe stress
• Poorly controlled medical conditions

Healthy lifestyle changes often improve fertility and pregnancy success.

When Should You Consult a Specialist?

It is recommended to consult a gynaecologist if:

• You have experienced two or more miscarriages
• You have irregular menstrual cycles
• You have PCOS, thyroid issues, or autoimmune disorders
• You have difficulty conceiving
• You are planning pregnancy after age 35

Early evaluation helps identify potential issues and allows timely treatment.

Diagnosis and Evaluation

A specialist may recommend several tests to identify the cause of recurrent pregnancy loss, including:

• Hormonal profile tests
• Thyroid function tests
• Blood sugar levels
• Genetic testing
• Pelvic ultrasound
• Hysteroscopy
• Blood clotting disorder screening

Every patient’s evaluation is personalized based on medical history and symptoms.

Treatment Options for Recurrent Miscarriages

Treatment depends on the underlying cause and may include:

• Hormonal therapy
• Blood-thinning medications
• Surgical correction of uterine abnormalities
• Lifestyle modifications
• Close pregnancy monitoring

With the right treatment plan, many women successfully deliver healthy babies.

Expert Care for Repeated Miscarriages in Gurgaon

Dr. Aruna Kalra (Director academics robotic gynae surgeries, C K Birla Hospital) is one of the most experienced Gynaecologists and Obstetricians in Gurgaon, Haryana, with over 25 years of medical experience in women’s healthcare.

She currently serves as the Director and Senior Consultant in the Department of Gynaecology and Obstetrics at CK Birla Hospital and is also the Managing Director of The Mums Clinic.

Dr. Aruna specializes in:

• High-risk pregnancy management
• Painless labour techniques
• Vaginal Birth After Caesarean (VBAC)
• Minimally invasive gynaecological surgery
• Scarless laparoscopic surgery
• Advanced robotic surgery

Her extensive experience and compassionate patient approach help ensure safe pregnancies and positive outcomes. Through continuous prenatal support and yoga-based pregnancy care, she has achieved nearly 90% normal vaginal deliveries, even among women who previously had a C-section.

Dr. Aruna (Director academics robotic gynae surgeries, C K Birla Hospital) began her medical journey at Kasturba Hospital and later gained valuable experience at renowned institutions including Batra Hospital and Paras Hospital.

Her expertise as a gynaecologist and endoscopic surgeon has made her one of the most recommended OBGYN specialists in Gurugram. She also holds advanced training in robotic and laparoscopic surgery, further strengthening her ability to manage complex gynecological conditions.

FAQs

1. Can repeated miscarriages be prevented?
In many cases, identifying and treating the underlying cause can significantly reduce the risk of miscarriage.

2. How common are repeated miscarriages?
About 1–2% of couples experience recurrent pregnancy loss.

3. Can I have a successful pregnancy after repeated miscarriages?
Yes. With proper diagnosis and expert care, many women go on to have healthy pregnancies.

4. Is surgery always required?
Not always. Surgery is only necessary if structural abnormalities are found in the uterus.

Conclusion

Repeated miscarriages can be emotionally and physically challenging, but modern medical advancements allow specialists to identify and treat many underlying causes effectively. With timely medical evaluation, personalized treatment, and compassionate care, the chances of a successful pregnancy increase significantly.

If you have experienced repeated miscarriages, consulting an experienced gynaecologist can help you understand the cause and guide you toward a healthy pregnancy journey.