Hypothyroidism and Migraine: Understanding the Link

Introduction:

Migraine is also seen in persons with hypothyroidism, which is a disease caused by the decreased activity of the thyroid gland. Many patients with hypothyroidism report a history of frequent headaches. The cause for the association is unclear. Also, many studies claim that having a previous history of headaches can also make a person predisposed to developing hypothyroidism.

What Is Hypothyroidism?

Hypothyroidism occurs when the thyroid gland fails to generate sufficient thyroid hormones, which are important for maintaining many body processes. These hormones regulate metabolism, energy, and even brain cell growth. When this hormonal balance is disrupted, it may cause a host of symptoms, such as tiredness, weight gain, and depression.

How Do Thyroid Hormones Influence the Body?

The thyroid hormone plays a major part in the regulation of several vital body functions. That is because thyroid hormones influence nearly every major system in the body. They regulate your metabolism, maintain your body’s temperature, and help grow brain cells and neurotransmitters, which are important for brain function. Whenever thyroid hormone levels drop, it disrupts how the brain functions and that could cause headaches.

Can Hypothyroidism Cause Headaches?

Many studies have conducted research on the connection between hypothyroidism and migraines. Some studies indicate that individuals who have hypothyroidism have more severe or more frequent headaches. However, it is still unclear whether hypothyroidism causes migraines or if people prone to migraines are more likely to develop hypothyroidism. Research is ongoing.

As per the International Headache Society (IHS), around 30 percent of individuals with hypothyroidism have a history of migraine. Hypothyroid patients also experience headaches, including throbbing pain on the sides of the head. In the majority of instances, the headaches improve after the individual gets successful treatment for hypothyroidism.

What Are the Types of Headaches Associated With Low Thyroid Levels?

If you are hypothyroid, you might develop various types of headaches. These might vary from tension headaches to migraines, both of which are more prevalent in thyroid patients. These hypothyroid headaches might also be present with other symptoms, including fatigue or brain fog, which are prevalent in hypothyroid patients as well.

What Are the Symptoms of Hypothyroid Headaches?

Some people with thyroid issues notice specific patterns in their headaches, such as persistent pain on both sides of the head. Does the manner in which your head is hurting have something to do with thyroid-related issues? Pain on both sides of the head that typically resolves following successful hypothyroidism treatment. Evidence that the hypothyroidism might have induced the migraine must include at least two of the following criteria:

• The headache arose prior to hypothyroidism and could have been responsible for its detection.

• Substantial, concomitant exacerbation of the headaches and hypothyroidism.

• Substantial improvement or resolution of the headaches after improvement of hypothyroidism.

• The headache has one or both of these features, and it is on both sides or is persistent.

Why Does Hypothyroidism Cause Headaches?

• A low level of thyroid hormones may lead to more frequent or intense headaches due to an imbalance of chemicals. Without sufficient amounts of these hormones, the chemical balance in your brain is disrupted, causing you to get migraines. As thyroid hormones play a role in keeping your nervous system in balance as well, their lack will intensify the pain signals to your brain, causing migraines due to hypothyroidism.

• Another possible reason hypothyroidism can lead to headaches is that it can cause decreased blood flow. When your thyroid is underactive, your heart may not be able to pump blood as effectively, so your brain may not get as much oxygen. This can cause headaches.

• Most individuals with hypothyroidism have an autoimmune version of the condition, such as Hashimoto's thyroiditis, in which the immune system attacks the thyroid gland. This can lead to inflammation in the body, including the brain, which may contribute to headaches. Inflammation increases sensitivity to the pain, which in turn makes this headache feel more severe.

How Are Thyroid-Related Headaches Diagnosed?

• Thyroid Function Tests: To determine whether hypothyroidism is causing your headaches, the doctor will order certain blood tests to evaluate your thyroid function, such as a TSH (thyroid-stimulating hormone) test and tests of T3 and T4 levels.

• Differential Diagnosis: To ensure your headaches are truly caused by hypothyroidism and not some other illness, your doctor will eliminate other causes, such as tension headaches, migraines from other causes, or cluster headaches. For this, they will conduct a full evaluation, which includes thyroid function tests and a physical examination, which will assist your doctor in determining the reason for your headaches.

What Are the Treatment Options for Hypothyroid Headaches?

Thyroid Hormone Replacement Therapy:

• Treatment of hypothyroidism includes taking synthetic versions of the hormone that the thyroid gland does not create. One of the most common drugs used is called Levothyroxine.

• Most individuals who have hypothyroidism and migraine notice the migraine symptoms getting better once they begin taking Levothyroxine. This indicates that the two illnesses may be related in some individuals. Others still experience episodes of migraine despite successful treatment of hypothyroidism.

• There are a few side effects of Levothyroxine that may happen if you take the dose too high or too low. Anyone on a high dose of this drug can have more severe or more frequent headaches. If headaches occur during levothyroxine therapy, inform a healthcare provider.

Lifestyle Changes: Besides medicine, lifestyle modification may also manage both hypothyroidism and headaches. Normal exercise, following a balanced diet rich in nutrient-dense foods that nourish your thyroid, maintaining proper hydration, and decreasing the intake of caffeine can reduce the occurrence of headaches. Evading trigger foods may also help.

Pain Relief Medications: Pain relief medication for migraines includes triptans or NSAIDs (nonsteroidal anti-inflammatory drugs), which may ease pain.

What Are the Tricks to Controlling Migraine Headaches With Hypothyroidism?

Prevention:

• Regulate your thyroid hormone levels.

• Accurate medication and periodic check-ups.

• Stress is another large headache trigger, and avoiding stress and following regular sleep patterns can also help.

• Yoga or meditation can assist in relieving muscle tension and avoiding headaches.

• An affected person should use relaxing methods, such as meditation, deep breathing, or mindfulness, to manage stress. Improving the quality of sleep by maintaining consistent sleep timing and not consuming stimulants at night can decrease headache frequency.

• Have a balanced diet and include foods that stimulate thyroid release, such as lean proteins, whole grains, and vegetables.

• Drinking plenty of water is also crucial, as dehydration can exacerbate headaches.

• Reducing processed foods and sugar helps control symptoms.

When to Seek Medical Help?

To keep one's thyroid hormone level in the normal range, one should follow up with their doctor in a timely manner. The doctor can help adjust them and may order frequent blood tests and check-ups.

Signs of Severe Headaches:

• Severe, recurring headaches that won't subside with pain medication.

• Sudden, extreme pain.

• Vision changes.

• Neurological symptoms such as numbness or speech difficulties.

Anyone with hypothyroidism and frequent or severe migraine attacks or any other kind of headache should inform a doctor. The doctor can decide if they need to change the dose of medication or recommend other treatments. Make sure to let your doctor know if you have a family history of hypothyroidism or migraines. To check for this condition, a doctor sends a blood sample to a laboratory.

Conclusion:

Hypothyroidism and migraine are chronic conditions that may lower one’s quality of life and affect their overall well-being. However, with effective treatments for both conditions, they can be well managed. Levothyroxine is one of the most common medications used to treat hypothyroidism. Most individuals with migraines find their symptoms decrease when they take it, but a few may actually get headaches as a side effect.

Key Takeaway From iCliniq:

Suppose you suffer from migraine headaches and also have known hypothyroidism or are suffering from its symptoms. In that case, it is very important to consult a doctor for a diagnosis and effective treatment. At icliniq.com, our specialist doctors can help you manage your hypothyroidism and its symptoms, including your migraines, with a personalized treatment plan and lifestyle changes.