The Relationship Between Hashimoto’s Thyroiditis and Heart Problems

In this informative video, Dr. Rutherford explores the connection between Hashimoto’s Thyroiditis and heart problems. He shares his experience working with numerous patients and delves into the common symptoms and experiences they have reported. While he emphasizes that Hashimoto’s does not technically cause heart problems, he explains how the disease can lead to an increase in thyroid hormone levels, which can in turn affect the heart. Dr. Rutherford provides valuable insights and highlights the need for a comprehensive approach to managing Hashimoto’s and its potential impact on the heart.

The Relationship Between Hashimotos Thyroiditis and Heart Problems


In this article, we will explore the connection between Hashimoto’s Thyroiditis and heart problems. While Hashimoto’s Thyroiditis is primarily an autoimmune disorder affecting the thyroid gland, it can also have implications for heart health. We will dive into the causes, symptoms, and potential complications of both Hashimoto’s Thyroiditis and heart problems. Additionally, we will discuss how Hashimoto’s Thyroiditis can lead to heart problems and the importance of early diagnosis and treatment. Finally, we will touch on prevention strategies and when to seek professional help.

Understanding Hashimoto’s Thyroiditis

Definition of Hashimoto’s Thyroiditis

Hashimoto’s Thyroiditis is a chronic autoimmune disorder in which the immune system mistakenly attacks the thyroid gland, leading to inflammation and, ultimately, an underactive thyroid (hypothyroidism). This condition is more common in women and tends to develop gradually over many years.

Causes of Hashimoto’s Thyroiditis

The exact cause of Hashimoto’s Thyroiditis is unknown, but a combination of genetic and environmental factors is thought to contribute to its development. Family history, certain infections, excessive iodine intake, and exposure to radiation are among the potential triggers for this condition.

Symptoms of Hashimoto’s Thyroiditis

Hashimoto’s Thyroiditis can cause a variety of symptoms, including fatigue, weight gain, sensitivity to cold, dry skin, constipation, muscle weakness, depression, and memory problems. In some cases, individuals with this condition may also experience swelling or tenderness in the front of the neck due to an enlarged thyroid gland (goiter).

Understanding Heart Problems

Types of Heart Problems

Heart problems encompass a range of conditions affecting the heart and blood vessels. Some common heart problems include coronary artery disease, heart failure, arrhythmias, valvular heart disease, and congenital heart defects. Each of these conditions can have different causes and symptoms.

Causes of Heart Problems

Heart problems can stem from various factors, including lifestyle choices, genetics, underlying health conditions (such as high blood pressure or diabetes), smoking, obesity, and a sedentary lifestyle. Aging and a family history of heart disease can also increase the risk of developing heart problems.

Symptoms of Heart Problems

The symptoms of heart problems can vary depending on the specific condition but may include chest pain or discomfort, shortness of breath, fatigue, lightheadedness, rapid or irregular heartbeat, and swelling in the legs, ankles, or feet. It is important to note that symptoms may differ between individuals, and some individuals may experience no symptoms at all.

Connection Between Hashimoto’s Thyroiditis and Heart Problems

Thyroid Hormone Receptors in the Heart

The heart contains a large number of receptors for thyroid hormones, specifically T3. These hormones play a crucial role in regulating heart function, including heart rate, contractility, and blood pressure. Due to the high density of these receptors in the heart, any disruptions in thyroid hormone levels can impact heart health.

Effect of Hashimoto’s Thyroiditis on Heart Health

In Hashimoto’s Thyroiditis, the immune system mistakenly attacks the thyroid gland, leading to reduced production of thyroid hormones. This hypothyroid state can affect the heart by slowing down its functions, leading to a decrease in heart rate and cardiac output. Additionally, inflammation caused by the autoimmune response may contribute to further heart-related complications.

Impact of Thyroid Hormones on Heart Function

Thyroid hormones play a vital role in maintaining the balance of various bodily functions, including heart function. They help regulate heart rate, blood pressure, and cholesterol levels. When thyroid hormone levels are imbalanced due to Hashimoto’s Thyroiditis, it can disrupt these regulatory processes and potentially contribute to the development of heart problems.

The Relationship Between Hashimotos Thyroiditis and Heart Problems

How Hashimoto’s Thyroiditis Can Lead to Heart Problems

Excessive Thyroid Hormone Production

While Hashimoto’s Thyroiditis typically leads to an underactive thyroid, in some cases, individuals may experience episodes of excessive thyroid hormone production, known as thyroid hormone surges. These surges can lead to symptoms such as palpitations, rapid heart rate, and irregular heart rhythms, posing risks to heart health.

Stress and Cortisol Levels

Stress can have a significant impact on both Hashimoto’s Thyroiditis and heart health. When under stress, the body releases cortisol, a hormone that can influence heart rate and blood pressure. The combination of stress and thyroid hormone imbalances in individuals with Hashimoto’s Thyroiditis may further exacerbate heart problems.

The Role of Inflammation

Inflammation, a hallmark of autoimmune disorders like Hashimoto’s Thyroiditis, can also contribute to heart problems. Chronic inflammation can damage blood vessels and promote the development of atherosclerosis, increasing the risk of heart disease. Furthermore, inflammation can disrupt normal heart rhythm and impair overall heart function.

Diagnosing Heart Problems Related to Hashimoto’s Thyroiditis

Medical Tests and Imaging

To diagnose heart problems related to Hashimoto’s Thyroiditis, healthcare providers may order various medical tests and imaging studies. These may include blood tests to assess thyroid hormone levels, lipid profiles, and markers of inflammation. Electrolyte levels, cardiac enzyme tests, and liver and kidney function tests may also be performed to evaluate overall heart health.

Electrocardiogram (ECG)

An electrocardiogram (ECG) is a non-invasive test that records the electrical activity of the heart. It can help detect irregular heart rhythms, conduction abnormalities, and signs of ischemia (lack of blood supply to the heart). An ECG is a valuable tool in diagnosing heart problems related to Hashimoto’s Thyroiditis.


An echocardiogram is an ultrasound test that uses sound waves to create detailed images of the heart. It provides information about the structure and function of the heart, including the heart chambers, valves, and blood flow patterns. An echocardiogram can help identify any structural abnormalities or problems with heart function.

Holter Monitor

For individuals experiencing palpitations or irregular heart rhythms, a holter monitor may be recommended. A holter monitor is a portable device that is worn for 24-48 hours to record the heart’s electrical activity continuously. This monitoring can provide valuable information about the frequency and duration of any abnormal heart rhythms.

The Relationship Between Hashimotos Thyroiditis and Heart Problems

Treatment and Management of Heart Problems in Hashimoto’s Thyroiditis

Managing Underlying Thyroid Condition

Effective management of Hashimoto’s Thyroiditis is crucial for maintaining heart health. This may involve thyroid hormone replacement therapy to stabilize thyroid hormone levels and alleviate symptoms of hypothyroidism. Regular monitoring and adjustment of medication dosages may be necessary to ensure optimal thyroid function.

Medications for Heart Health

Depending on the specific heart problem diagnosed, medications may be prescribed to manage and treat symptoms. These could include medications to control blood pressure, lower cholesterol levels, regulate heart rhythm, or reduce the risk of blood clot formation. It is essential to work with a healthcare provider to determine the most appropriate medication regimen.

Lifestyle Changes

Adopting healthy lifestyle habits can significantly benefit both Hashimoto’s Thyroiditis and heart health. This may include maintaining a balanced diet, being physically active, managing stress levels, getting adequate sleep, and avoiding smoking and excessive alcohol consumption. These lifestyle changes can help improve overall well-being and reduce the risk of heart problems.

Regular Medical Follow-ups

Individuals with Hashimoto’s Thyroiditis and heart problems should prioritize regular medical follow-ups. These appointments can allow healthcare providers to monitor thyroid function, assess heart health, and make any necessary adjustments to treatment plans. Ongoing communication with healthcare providers is essential for optimal management of both conditions.

Prevention and Risk Factors

Maintaining Optimal Thyroid Function

To help prevent heart problems associated with Hashimoto’s Thyroiditis, it is important to maintain optimal thyroid function. This can involve taking prescribed thyroid medications as directed, attending regular follow-up appointments, and discussing any concerning symptoms or changes with a healthcare provider promptly.

Reducing Inflammation

Since inflammation plays a role in the development of heart problems, reducing inflammation levels in the body may be beneficial. Strategies to reduce inflammation can include following an anti-inflammatory diet, exercising regularly, managing stress, and avoiding exposure to environmental toxins.

Managing Stress

Chronic stress can have detrimental effects on both Hashimoto’s Thyroiditis and heart health. Implementing stress management techniques, such as relaxation exercises, mindfulness, and engaging in activities that promote emotional well-being, can help mitigate the impact of stress on the body.

Healthy Lifestyle Choices

Adopting a healthy lifestyle can significantly reduce the risk of heart problems. This includes eating a nutritious diet rich in fruits, vegetables, whole grains, and lean proteins, maintaining a healthy weight, engaging in regular physical activity, avoiding tobacco products, and limiting alcohol intake.

The Relationship Between Hashimotos Thyroiditis and Heart Problems

Seeking Professional Help

Consulting a Healthcare Provider

If you suspect you may have Hashimoto’s Thyroiditis or are experiencing heart problems, it is crucial to consult a healthcare provider. They can thoroughly evaluate your symptoms, order necessary tests, and provide an accurate diagnosis. A healthcare provider will also develop an appropriate treatment plan tailored to your specific needs.

Getting a Proper Diagnosis

Accurate diagnosis is essential in managing both Hashimoto’s Thyroiditis and heart problems. A healthcare provider will consider various factors, including medical history, physical examinations, blood tests, and diagnostic imaging, to make a comprehensive diagnosis. It is crucial to share all symptoms and concerns with your healthcare provider openly.

Collaborating with Specialists

In some cases, individuals with Hashimoto’s Thyroiditis and heart problems may benefit from collaborative care involving specialists. Cardiologists, endocrinologists, and other healthcare professionals can work together to develop a holistic treatment plan aimed at addressing both conditions effectively.


Hashimoto’s Thyroiditis and heart problems are interlinked, with thyroid hormones playing a crucial role in heart function. While Hashimoto’s Thyroiditis primarily affects the thyroid gland, it can have implications for heart health due to hormone imbalances and inflammation. Recognizing the signs and symptoms of both conditions, seeking early diagnosis and treatment, and adopting a healthy lifestyle can help mitigate the risks associated with Hashimoto’s Thyroiditis and promote optimal heart health. By working closely with healthcare providers, individuals with Hashimoto’s Thyroiditis can effectively manage their condition and reduce the potential impact on the heart.

The Relationship Between Hashimotos Thyroiditis and Heart Problems

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