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GoodRx
goodrx.com › goodrx health › health topic › thyroid disorders: your goodrx guide › hypothyroidism vs. hyperthyroidism: how do they differ?
Hypothyroidism vs. Hyperthyroidism: How Do They Differ? - GoodRx
Graves’ disease is the most common cause of hyperthyroidism. It’s an · autoimmune disease. This means your immune system sees the thyroid as something foreign and attacks it. This causes the thyroid to grow and release too much hormone. Some people with Graves’ disease also have bulging eyes. This happens because the tissues around them swell. ... Hypothyroidism occurs when your thyroid is no longer working as well as it should. Or it may happen if your thyroid is removed or destroyed for medical reasons (such as cancer).
Published   February 24, 2023
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HealthCentral
healthcentral.com › condition › thyroid › hyperthyroidism-vs-hypothyroidism
Hypothyroidism vs. Hyperthyroidism: What's the Difference?
December 19, 2022 - Hypothyroidism (“hypo,” meaning “less”) is when there is not enough thyroid hormone in the body. To understand each condition, it helps to have a basic understanding of what thyroid hormone is and what it does.
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Cleveland Clinic
health.clevelandclinic.org › whats-the-difference-between-hypothyroidism-and-hyperthyroidism
Hypothyroidism vs. Hyperthyroidism
March 10, 2025 - After surgery, you might need to take thyroid hormone replacement if not enough of your thyroid is left. ... While hypothyroidism is more common than hyperthyroidism, Dr. Vouyiouklis Kellis notes that neither of them is necessarily worse.
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Thyroid Cancer
thyroidcancer.com › blog › graves-disease-vs-hashimoto-s-disease-top-4-things-to-know
Graves’ Disease vs. Hashimoto’s Disease
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).
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BuzzRx
buzzrx.com › blog › hypothyroidism-vs-hyperthyroidism
Hypothyroidism vs. Hyperthyroidism
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.
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Verywell Health
verywellhealth.com › hypothyroidism-hyperthyroidism-5180646
Do You Have Hypothyroidism or Hyperthyroidism? Here's How to Tell
December 19, 2025 - 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.
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Right as Rain
rightasrain.uwmedicine.org › well › health › hyperthyroidism-vs-hypothyroidism
Hyperthyroidism vs Hypothyroidism | Right as Rain by UW Medicine
November 27, 2023 - It’s essential for survival, but too much or too little of it can cause problems. Hyperthyroidism means your body makes too much thyroid hormone — aka you’re always running from the lion. Hypothyroidism, however, is the opposite; Endo says it’s like a bear going into hibernation.
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UCLA Medical School
medschool.ucla.edu › news-article › hypothyroidism-vs-hyperthyroidism-whats-the-difference
Hypothyroidism vs Hyperthyroidism | UCLA Medical School
February 10, 2024 - Excessive Iodine Intake: Consuming too much iodine, whether through diet or medications, can contribute to hyperthyroidism. Certain Medications: There are also medications that can cause hyperthyroidism, such as amiodarone, which is a used to treat heart arrhythmias. “Because it introduces a really big iodine load, and iodine is essentially food for the thyroid, it can cause overactivity.” · Too Much Levothyroxine: “Sometimes patients with hypothyroidism take too much thyroid medication, which can cause their TSH levels to be suppressed.”
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MedlinePlus
medlineplus.gov › home › health topics
Hyperthyroidism | Graves' Disease | Overactive Thyroid | MedlinePlus
But hypothyroidism is easier to treat and causes fewer long-term health problems than hyperthyroidism. Surgery to remove part or most of the thyroid gland is done in rare cases. It might be an option for people with large goiters or pregnant ...
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NHS inform
nhsinform.scot › home › illnesses and conditions › glands › overactive thyroid
Overactive thyroid symptoms and treatments
March 26, 2025 - This is known as having an underactive thyroid gland (hypothyroidism). Sometimes this will only be a temporary side effect of treatment, but it can often be permanent. ... An underactive thyroid gland is treated using medications to help replicate the effects of the thyroid hormones. Read more about the treating an underactive thyroid gland · An undiagnosed or poorly controlled overactive thyroid can lead to a rare but serious reaction called a thyroid storm.
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Bergenmed
bergenmed.com › hypothyroidism vs. hyperthyroidism: what’s the difference?
Hypothyroidism vs. Hyperthyroidism – Bergen Medical Associates
July 2, 2025 - Hypothyroidism, or underactive thyroid, occurs when the thyroid does not produce or release enough hormones. This hormonal imbalance causes the metabolism to slow down significantly. Meanwhile, hyperthyroidism, also called overactive thyroid or Grave’s disease, is hypothyroidism’s opposite.
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University of Michigan Health
uofmhealth.org › home › our care › specialties & services › hyperthyroidism & graves’ disease
Hyperthyroidism & Graves’ Disease | University of Michigan Health
This inflammation causes the thyroid to release excess amounts of thyroid hormone into the blood stream which leads to hyperthyroidism. Over time the thyroid usually returns to its normal state. Because the stored thyroid hormone has been released, patients may become hypothyroid (where their thyroid gland produces too little thyroid hormone) for a period of time until the thyroid gland can build up new stores of thyroid hormone.
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Piedmont Medical Center
piedmontmedicalcenter.com › healthy-living › corporate-content › hypothyroidism-vs-hyperthyroidism
Hypothyroidism vs Hyperthyroidism
June 12, 2024 - If left untreated, hyperthyroidism can cause bone loss or an irregular heartbeat. Doctors may do a physical exam, ask for personal and family history of health conditions, such as Hashimoto's disease and order blood and imaging tests to help rule out or diagnose thyroid issues. In some cases, a biopsy may be necessary. Possible treatments may include medicines (such as thyroxine or T3 replacement for hypothyroidism) and radioiodine therapy or thyroid surgery (for hyperthyroidism).
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American Medical Association
ama-assn.org › public-health › prevention-wellness › what-doctors-wish-patients-knew-about-hyperthyroidism
What doctors wish patients knew about hyperthyroidism | American Medical Association
July 3, 2025 - “Hyperthyroidism is the presence of too much thyroid hormone,” said Dr. Stone. “This increases the speed at which the body and cells work.” · On the other hand, “hypothyroidism is the lack of sufficient thyroid hormone,” she said.
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Mather Hospital
matherhospital.org › wellness-at-mather › understanding-the-difference-between-hyperthyroidism-and-hypothyroidism
Understanding the difference between hyperthyroidism and hypothyroidism - Mather Hospital
June 9, 2025 - Hyperthyroidism and hypothyroidism ... when the gland is producing too much thyroid hormone. Hypothyroidism occurs when the gland does not produce enough thyroid hormone....
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Mayo Clinic
mayoclinic.org › diseases-conditions › hypothyroidism › symptoms-causes › syc-20350284
Hypothyroidism (underactive thyroid) - Symptoms and causes - Mayo Clinic
December 10, 2022 - Understand what happens when your thyroid is underactive and learn about treatment for this condition.
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The Endocrine Center
endocrinecenter.com › blog › hyperthyroidism-vs-hypothyroidism-how-to-spot-the-differences
Hyperthyroidism Vs. Hypothyroidism: How to Spot the Differences: The Endocrine Center: Endocrinology, Diabetes and Thyroid Specialists
But in severe cases, we may suggest radioactive iodine treatments to shrink an inflamed thyroid and decrease production of thyroxine. Hypothyroidism is the opposite of hyperthyroidism, as it results in an underactive thyroid.