What are the Early Warning Signs of Thyroid Problems

Dr. Farizani
August 15, 2023
The thyroid gland’s impact on our health is significant, yet the gland often goes unnoticed until issues arise because many don’t know what the early warning signs of thyroid problems are. The symptoms can be subtle, but early detection is crucial in treating thyroid disorders. This blog explores the key indicators of thyroid problems, empowering you to take charge of your well-being and seek timely medical attention when needed. 

What are the Thyroid Glands?

The thyroid gland, a small butterfly-shaped endocrine gland located in the neck, plays a vital role in regulating metabolism and energy levels through the production of hormones like T4 and T3. These hormones impact various bodily functions, including heart rate, body temperature, and digestion. The pituitary gland regulates the thyroid’s hormone production through thyroid-stimulating hormone (TSH).

When the delicate balance of thyroid hormone production is disrupted, it can lead to several thyroid disorders that affect the body’s functioning and overall health. The most common types include the following: 


Hypothyroidism occurs when the thyroid gland does not produce enough thyroid hormones. It can lead to a slowdown in the body’s metabolic processes, causing symptoms such as fatigue, weight gain, cold intolerance, dry skin, and constipation. The most common cause of hypothyroidism is an autoimmune condition called Hashimoto’s thyroiditis, where the immune system attacks the thyroid gland.


Hyperthyroidism is the opposite of hypothyroidism, characterized by an overactive thyroid gland that produces an excessive amount of thyroid hormones. This can lead to symptoms like unexplained weight loss, rapid or irregular heartbeat, anxiety, heat intolerance, and trembling. Graves’ disease, an autoimmune disorder, is the most common cause of hyperthyroidism.


A goiter is an enlargement of the thyroid gland, which can occur in both hyperthyroidism and hypothyroidism. It may cause swelling in the neck and difficulty swallowing or breathing.

Thyroid Nodules

Thyroid nodules are lumps or abnormal growths that can form within the thyroid gland. While most nodules are non-cancerous (benign), some may require further evaluation to rule out malignancy.

Thyroid Cancer

Thyroid cancer is relatively rare but can develop from the cells of the thyroid gland. Early detection and treatment usually lead to favorable outcomes.

doctor examing man's thyroid glands

Early Warning Signs of Thyroid Problems

Here are some common early warning signs that may indicate thyroid dysfunction:

  • Fatigue and Lethargy: Feeling persistently tired and drained, even after sufficient rest, could be a sign of an underactive thyroid (hypothyroidism).
  • Unexplained Weight Changes: Sudden and unexplained weight gain (hypothyroidism) or weight loss (hyperthyroidism) without significant changes in diet or exercise might be related to thyroid issues.
  • Changes in Heart Rate: An unusually slow heart rate (bradycardia) or a rapid and irregular heartbeat (tachycardia) could point to thyroid problems.
  • Temperature Sensitivity: Feeling excessively cold or hot when others are comfortable may indicate an underactive (hypothyroidism) or overactive (hyperthyroidism) thyroid, respectively.
  • Mood Swings and Anxiety: Thyroid imbalances can affect neurotransmitter levels, leading to mood swings, anxiety, irritability, and difficulty concentrating.
  • Hair and Skin Changes: Dry, brittle hair and hair loss, as well as dry, itchy skin, may be early indicators of thyroid issues.
  • Bowel Habits: Constipation can be a sign of hypothyroidism, while hyperthyroidism may lead to more frequent bowel movements or diarrhea.
  • Menstrual Irregularities: Women with thyroid problems may experience changes in menstrual patterns, such as heavier or lighter periods or irregular cycles.
  • Muscle Weakness: Feeling weak or experiencing muscle aches and cramps might be attributed to an underactive thyroid.
  • Swelling in the Neck: The appearance of a visible lump or swelling in the neck could indicate a goiter or thyroid nodules.

Recognizing Thyroid-Related Changes in Women

Thyroid disorders can significantly impact women’s health, particularly concerning the reproductive system. Women should be aware of potential signs such as menstrual irregularities, fertility issues, and pregnancy complications. 

Additionally, hormonal imbalances, breast changes, and menopausal symptoms can occur due to thyroid dysfunction. Women are also more susceptible to thyroid nodules, thyroid cancer, and autoimmune thyroid disorders. 

Understanding these thyroid-related changes empowers women to be proactive about their health, seek timely medical attention, and ensure proper management of thyroid conditions to maintain overall well-being.

man having his thyroid glands examined by a doctor

When to Seek Medical Attention

Patients should seek medical attention for thyroid problems if they experience any of the following:

  • If individuals consistently experience symptoms such as unexplained weight changes, fatigue, mood swings, irregular heart rate, hair loss, or changes in bowel habits, they should consult a healthcare professional for evaluation.
  • The presence of a visible lump or swelling in the neck or any suspicious thyroid nodules should prompt a visit to a healthcare provider for further examination.
  • Women who experience changes in menstrual patterns or encounter difficulties conceiving should seek medical evaluation to assess their thyroid function.
  • Pregnant women or those in the postpartum period should undergo regular thyroid screenings to ensure early detection and management of thyroid disorders, as they can significantly impact both maternal and fetal health.
  • Individuals with a family history of thyroid disorders should be vigilant about any potential symptoms and consider regular check-ups to monitor their thyroid health.
  • Unexplained muscle weakness, cramps, or bone-related symptoms should be evaluated, as they might be linked to thyroid dysfunction.
  • People with autoimmune diseases, such as type 1 diabetes, or those who have undergone radiation therapy to the head or neck are at higher risk of thyroid problems and should be proactive about monitoring their thyroid health.
  • Menopausal women experiencing exacerbated symptoms should consider thyroid testing, as hormonal changes can interact with thyroid function.

Take Charge of Your Health

Understanding what the early warning signs of thyroid problems are is paramount for safeguarding your health and well-being. By being aware of the subtle clues, you can take charge of your thyroid health. Seeking medical attention for evaluation and diagnosis is essential. Early detection and proper management of thyroid problems can lead to improved outcomes, better quality of life, and a healthier future. 

Patients can trust Hillcroft Physicians for comprehensive thyroid exams and expert medical care to ensure their well-being. Visit our website today!

Dr. Farizani

Dr. Farizani created the medical and operational foundation of Hillcroft Physicians, PA., and expanded the clinic and its mission to become one of the largest small group practices in Houston. Dr. Farizani speaks English, Farsi, and Spanish.