Thyroid 101: Understanding the Basics of Thyroid Function

The thyroid is a small-sized organ present at the base of your neck. This butterfly-shaped gland plays a central role in regulating metabolism, energy levels, mood, weight, and much more. Yet, many people remain unaware of how essential thyroid function is until something goes wrong. The blog includes the basics of thyroid function and the importance of thyroid test in Delhi. Continue Reading below!

Key Hormones Produced by the Thyroid

Here are some of the key hormones produced  by the thyroid mentioned below: 

1. Thyroxine (T4)
2. Triiodothyronine (T3)
3. TSH

Why Is Thyroid Function Important?

• Metabolism regulation
• Heart rate control
• Body temperature regulation
• Muscle and digestive function
• Brain development (especially in infants and children)
• Mood and mental clarity
• Weight management
• Reproductive health

Common Thyroid Disorders

• Hypothyroidism (Underactive Thyroid): Occurs when the thyroid doesn’t produce enough hormones. Some of the common symptoms include: 

1. Fatigue
2. Weight gain
3. Cold intolerance
4. Dry skin
5. Depression
6. Constipation
7. Menstrual irregularities
8. Slow heart rate

• Hyperthyroidism (Overactive Thyroid): The thyroid produces excessive hormones, speeding up bodily processes. Here are some of the common symptoms of hyperthyroidism mentioned below: 

1. Weight loss despite normal appetite
2. Anxiety or irritability
3. Heat intolerance
4. Palpitations or rapid heart rate
5. Tremors
6. Sweating
7. Frequent bowel movements
8. Difficulty sleeping

• Thyroid Nodules: Small lumps or growths in the thyroid gland. Most are benign, but some can be cancerous. Here are some of the common symptoms of thyroid nodules mentioned below:

1. Visible lump
2. Hoarseness
3. Difficulty swallowing if large.

How Are Thyroid Disorders Diagnosed?

• Blood tests:

1. TSH
2. Free T4 and T3
3. Thyroid antibody tests (for autoimmune conditions)

• Imaging:

1. Thyroid ultrasound (to detect nodules)
2. Radioactive iodine uptake scan (to assess function)

• Biopsy:

1. Fine-needle aspiration (for suspicious nodules)

Treatment Options for Thyroid Disorders

Here are some of the treatment options for thyroid disorders mentioned below: 

• For Hypothyroidism:

1. Daily thyroid hormone replacement therapy (Levothyroxine)
2. Regular blood tests to monitor levels

• For Hyperthyroidism:

1. Antithyroid medications 
2. Radioactive iodine therapy to shrink the gland
3. Surgery in severe or non-responsive cases

• For Thyroid Cancer:

1. Surgery (thyroidectomy)
2. Radioactive iodine therapy
3. Lifelong hormone replacement therapy

When Should You Get Your Thyroid Checked?

• Unexplained weight changes
• Fatigue or low energy
• Mood swings or depression
• Menstrual irregularities
• Hair thinning or dry skin
• Neck swelling or discomfort
• Family history of thyroid disease

For accurate diagnosis, visit Zena Healthcare today!

From influencing your metabolism and mood to affecting reproductive health and energy levels, the thyroid plays a vital role in daily functioning. If you are experiencing any unusual symptoms such as unintentional weight loss, anxiety, heat intolerance, palpitations or rapid heart rate, tremors, sweating, etc then it’s time to get tested for thyroid. For accurate and affordable thyroid testing, book an appointment with Zena Diagnostic Centre for Women in Greater Kailash! Stay tuned!