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Medical professional examining patient's neck
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Medical professional examining patient's neck
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Is Your Thyroid Healthy? Key Changes to Watch for as You Age

01/14/2026

Your thyroid is a small gland located in the front of your neck that plays a vital role in how your body functions. Though it’s small, this vital gland regulates your metabolism, energy levels, body temperature, and other key health factors. 

Changes in how your thyroid functions can occur as you age, often as subtle shifts that are easy to miss. In this article, we’ll explore essential thyroid issue symptoms to watch for as you age to help you stay on top of your thyroid health. 

How Signs Are Often Overlooked

With age, thyroid hormone levels can naturally decline, and various conditions, such as an underactive thyroid (hypothyroidism), become more common. 

Many older adults overlook the common symptoms of thyroid issues, as many symptoms overlap with regular age-related changes. Staying aware of early warning signs can help you take charge of your health. Untreated thyroid issues in older adults can also contribute to an increased risk of other conditions, such as heart problems and osteoporosis. 

Thyroid Issue Symptoms

Warning signs of thyroid issues can vary from person to person. However, some common symptoms include: 

  • Changes in weight (weight gain, weight loss)
  • Feeling excessively cold
  • Fatigue
  • Dry skin
  • Thinning hair
  • Changes in heart rate 

More specifically, these are symptoms of an overactive thyroid: 

  • Unexplained weight loss
  • Rapid heartbeat
  • Trouble sleeping
  • Tremors
  • Anxiety
  • Muscle weakness 

And these are symptoms of an underactive thyroid: 

  • Weight gain without changes to lifestyle
  • Feeling very cold
  • Constipation
  • Slower-than-normal heart rate 

Paying close attention to these common symptoms of poor thyroid function can help you better understand your body. Thyroid issues cannot be diagnosed without the help of a professional. 

If you suspect you’re experiencing any symptoms of thyroid issues, it’s best to discuss concerns with your primary care provider. In addition, attending regularly scheduled well visits can help catch potential thyroid problems early. 

Diagnosing and Testing for Thyroid Conditions

Noticing potential thyroid symptoms can be concerning, but thyroid conditions are easily manageable with the proper care. If thyroid issues are a concern, your doctor may order a TSH test. 

What is a TSH test?

A TSH blood test tests for thyroid-stimulating hormone to determine how your thyroid is functioning. Low TSH levels can indicate an overactive thyroid, while high TSH levels may indicate an underactive thyroid. With this information, treatment is often straightforward, and patients generally feel better. 

In addition to TSH blood tests, your doctor may also order other thyroid hormone tests to determine the underlying cause. Testing for thyroid conditions is generally noninvasive. 

When to Call a Doctor

If you’re feeling off or suspect your thyroid function is struggling, speak to a doctor for help. Waiting too long to see a doctor can allow your condition to worsen. Early visits can allow you to feel better sooner and develop a care plan with your doctor to maintain optimal thyroid hormone levels. Some signs it’s time to call the doctor include: 

  • Family history of thyroid disorders
  • Feeling tired and unable to perform daily tasks
  • Symptoms without a clear explanation
  • Taking medications that may interfere with thyroid function 
Speak With a Doctor About Maintaining a Healthy Thyroid

Need more help maintaining optimal thyroid levels to support your energy, metabolism, and more? Find a location near you to connect with a dedicated team that helps seniors as you thrive. If you suspect you may be suffering from thyroid issues, speak with a provider today. Even minor symptoms are worth mentioning, as they could be a sign that your thyroid is not working correctly. 

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