Thyroid SOS

Note: Most non-functional doctors (including Endocrinologist), only test TSH and maybe T4 for their labs. They seldom test the key measurements of free T3 and TPO(ab) (the latter measures for antibodies, specifically for Hashimoto’s disease). If the TSH is in “normal” range, they can say you do not have a thyroid issue regardless of symptoms. They may then prescribe an anti-depressant or SSRI if you persist with symptoms.

This is the most common complaint of women who visit our clinic for thyroid help.  See below information on thyroid.

Thyroid SOS

Much of the below is compiled by Felice Gersh, MD in her B-book: Optimizing Thyroid Health in Women. Modified by SPH (Mike Clark) for focus on key concerns and with experience of helping over 8,000 women.

The importance of thyroid health in women.

The thyroid gland may be small, but it plays a crucial role in women’s health. Located in the front of your neck, this butterfly-shaped gland produces hormones that regulate your metabolism, energy levels, body temperature, and even mood. When it functions properly, you likely don’t even notice it. But when it’s out of balance, the effects can be far reaching, touching nearly every aspect of your well-being.

Thyroid dysfunction is surprisingly common in women and can often go undiagnosed or overlooked, especially since its symptoms—like fatigue, weight fluctuations, brain fog, and mood changes—are often mistaken for other conditions. These symptoms may overlap with stress, metabolic issues, polycystic ovary syndrome (PCOS), or menopause, making it easy to feel unheard or dismissed by doctors who may not be looking for the root cause.

A proactive approach to thyroid health for women, particularly during life transitions such as pregnancy, perimenopause, and menopause, is essential for overall well-being. A proactive approach to managing thyroid function can help you feel your best and prevent long-term health problems. Understanding how your thyroid works, recognizing the symptoms of dysfunction, and exploring effective treatments, including hormone replacement therapy (HRT) and integrative strategies like fasting, are key to achieving optimal health

Your thyroid gland, a small butterfly-shaped organ located at the base of your neck, might not look like much, but it is one of the most important players in maintaining your body’s overall balance.

The key to energy and metabolism The key to energy and metabolism. 03 The thyroid gland produces hormones, chemical messengers that travel through your bloodstream to organs and tissues, directing various bodily functions. Hormones help regulate everything from your mood to your immune response, and in the case of thyroid hormones, they play a key role in maintaining your body’s energy metabolism.

Your thyroid produces two key hormones— triiodothyronine (T3) and thyroxine (T4)— that control your metabolism, the process that converts food into energy, which your body can then either use immediately or store for later.

The role of thyroid hormones in the body Thyroid hormones, T3 and T4, are released into your bloodstream and delivered to tissues throughout your body. They help regulate how quickly or slowly your body uses energy, a process known as metabolic rate. When your thyroid is balanced, you feel energetic and in sync.

But when there’s an imbalance— whether you produce too much or too little of these hormones—everything from your digestion to your emotional well-being can be disrupted.

A well-functioning thyroid also plays a role in heart health, brain function, temperature regulation, and reproductive health. This is why any disruption in thyroid function can lead to a wide array of symptoms, some of which may be subtle at first but can become more serious if not addressed.

In short, your thyroid is the engine behind your body’s energy production, and keeping it healthy is essential for feeling your best.

Hypothyroidism and hyperthyroidism.

Hypothyroidism occurs when the thyroid doesn’t produce enough hormones, which slows down metabolism. This condition is more common in women, particularly as they age, and can lead to symptoms like fatigue, weight gain, hair thinning, and depression.

Hypothyroidism is often caused by an autoimmune condition known as Hashimoto’s Thyroiditis, where the immune system attacks the thyroid gland. Hashimoto’s is the leading cause of hypothyroidism in women and requires careful management, often through thyroid hormone replacement therapy.

On the other hand, hyperthyroidism occurs when the thyroid produces too much hormone, speeding up metabolism. This can result in symptoms like weight loss, anxiety, rapid heartbeat, and heat intolerance.

The most common cause of hyperthyroidism is Graves' Disease, another autoimmune condition where the immune system mistakenly stimulates the thyroid to produce excessive amounts of hormone. Both Hashimoto’s and Graves’ are autoimmune disorders, with women being disproportionately affected due to the complex interplay between their immune and hormonal systems.

Iodine Deficiency or Excess: Both too little and too much iodine in your diet can lead to thyroid problems. Iodine is necessary for thyroid hormone production, but an imbalance can disrupt the gland’s function.

Subtle symptoms that are easy to ignore.

When the thyroid is underactive, as with hypothyroidism, your body slows down and you may experience symptoms like persistent fatigue, depression, constipation, unexplained weight gain, cold intolerance, dry skin, hair loss, and brain fog. These symptoms can creep up gradually, making it easy to dismiss them as part of aging or the result of a stressful lifestyle.

Thyroid disorders in young women.

Thyroid disorders can affect women at any age. In younger women, those diagnosed with PCOS have a much higher incidence of autoimmune hypothyroidism, known as Hashimoto’s Thyroiditis. The lab test that should always be done is TPO(ab).

In fact, both PCOS and thyroid dysfunction are often linked to fertility issues. PCOS, hypothyroidism, and hyperthyroidism can all interfere with ovulation, leading to irregular menstrual cycles or difficulty conceiving, and thyroid disorders increase the risk of miscarriage.

If you are struggling with fertility, it’s essential to have your thyroid checked as part of your evaluation, especially if you already have a PCOS diagnosis.

Thyroid and menopause.

For older women, thyroid dysfunction may be missed because many symptoms—such as fatigue, mood swings, and changes in weight—overlap with hormonal shifts related to menopause. That’s why it’s crucial to listen to your body and take these signs seriously at any stage of life. If you’re experiencing a combination of these symptoms, it’s worth talking to a healthcare provider who understands the complexities of thyroid health.

Remember that thyroid conditions are primarily diagnosed through blood tests, which measure levels of thyroid hormones like TSH, Free T3, and Free T4, and not simply through symptoms and medical history. If you suspect thyroid dysfunction, make sure to advocate for comprehensive testing because early diagnosis can prevent more serious complications down the road.

Thyroid, estradiol and progesterone.

The thyroid gland doesn’t operate in isolation. Like many systems in the body, it is closely intertwined with other hormonal processes, particularly those regulated by estrogen and progesterone. These hormones, which are key to a woman’s reproductive system, have a profound impact on how the thyroid functions. This connection explains why thyroid disorders are more common in women and why they often coincide with reproductive milestones such as menstruation, pregnancy, and menopause.

Estrogen plays a vital role in regulating thyroid hormone production. It helps maintain the sensitivity of thyroid hormone receptors, which ensures that your body responds effectively to the thyroid hormones circulating in your blood.

When estrogen levels fluctuate—such as during the menstrual cycle, pregnancy, or menopause—it can alter the way your thyroid functions.

For younger, reproductive aged women, thyroid imbalances can lead to irregular menstrual cycles and fertility challenges. Hypothyroidism, for instance, can cause heavier or irregular periods and may even disrupt ovulation, making it harder to conceive.

Hyperthyroidism, on the other hand, can shorten or lighten menstrual cycles. Since the thyroid is so closely tied to the reproductive system, it’s crucial for women experiencing irregular cycles or difficulty with conception to have their thyroid function evaluated.