December 19, 2022 - If not treated, hypothyroidism will usually progress over time and can lead to a serious complication called a myxedema coma (also called thyroid coma). Myxedema coma is fatal in 20% to 40% of cases (rates vary depending on study; much of this literature is old). ... The most common cause of persistent hyperthyroidism is actually related to treating hypothyroidism: taking too high a dose of thyroid hormone replacement, which is prescribed to treat underproduction of thyroid hormone.

March 10, 2025 - While hypothyroidism is more common than hyperthyroidism, Dr. Vouyiouklis Kellis notes that neither of them is necessarily worse. Either way, it’s best when your hormones are balanced.

June 22, 2021 - Hypothyroidism is generally considered easier to treat than hyperthyroidism. An overactive thyroid is also worse for your overall health than an underactive thyroid, since it can cause more long-term health problems.

Find out if a clinical trial is right for you or a loved one. Thyroid hormones affect a person's physical energy, temperature, weight, and mood. Source: Centers for Disease Control and Prevention ... Hypothyroidism can be a complicated disease on its own and require daily medication in most cases and surgery in more...

With hypothyroidism, your body functions slow down, leading to weight gain, fatigue, and depression, compared to hyperthyroidism, which speeds things up and causes anxiety, increased energy, and weight loss.

You can be tired if you are hyperthyroid, with high levels of thyroid hormone because that high level is exhausting your body's cells. And consequently, you feel as tired as somebody who finished running a marathon. Versus hypothyroidism, when you have little amount of thyroid hormone that is not enough for your body's cells to perform their job, your metabolic rate is low.

May 9, 2023 - Neither hyperthyroidism nor hypothyroidism is worse than the other, however, hypothyroidism is 5 times more common than hyperthyroidism.

February 10, 2024 - It's important to manage hyperthyroidism in order to prevent complications such as heart problems, osteoporosis, and thyroid storm (a severe, life-threatening form of hyperthyroidism). Regular follow-up care and monitoring of thyroid function are essential for ongoing management. Thyroid disorders, including hypothyroidism, hyperthyroidism, and thyroid cancer, affect a significant number of people worldwide.

One cause of hypothyroidism is Hashimoto’s disease, an autoimmune disorder where the immune system mistakenly attacks the thyroid. Hypothyroidism can also result from thyroid surgery, radiation treatment or certain medications. Hyperthyroidism is defined by the production of too many thyroid hormones.

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July 2, 2025 - Heart issues, fertility issues, peripheral neuropathy, and gout are just a few conditions that can arise due to hypothyroidism. Some of these can be life-threatening, which is why it’s important to treat thyroid diseases early. As with hypothyroidism, hyperthyroidism symptoms impact the whole body.

February 3, 2025 - This is also known as an overactive thyroid. In comparison, hypothyroidism is very much the reverse issue. Hypothyroidism occurs when the thyroid is producing too little thyroid hormone.

December 21, 2021 - An estimated 20 million Americans suffer from some form of thyroid disease. Up to 6 out of 10 people with thyroid disease are unaware they have a problem with their thyroid gland.

November 27, 2023 - Hyperthyroidism has the potential to be more severe and in rare cases can escalate into a condition known as thyroid storm, a medical emergency where someone’s body pumps out so much thyroid hormone it causes heart and other organ failure.

This is because the thyroid hormone-producing cells have been destroyed. But hypothyroidism is easier to treat and causes fewer long-term health problems than hyperthyroidism.

Both are also the most common causes of thyroiditis, or inflammation of the thyroid gland. Furthermore, Graves’ is the most common cause of hyperthyroidism (too much thyroid hormone) in most countries, while Hashimoto’s disease is by far the most common cause of hypothyroidism (too little thyroid hormone production).