What Overactive Thyroid Means?

Overview. Hyperthyroidism (overactive thyroid) occurs when your thyroid gland produces too much of the hormone thyroxine. Hyperthyroidism can accelerate your body's metabolism, causing unintentional weight loss and a rapid or irregular heartbeat.

What are the symptoms of overactive thyroid?

Symptoms of an overactive thyroid
  • nervousness, anxiety and irritability.
  • mood swings.
  • difficulty sleeping.
  • persistent tiredness and weakness.
  • sensitivity to heat.
  • swelling in your neck from an enlarged thyroid gland (goitre)
  • an irregular and/or unusually fast heart rate (palpitations)
  • twitching or trembling.

Is it bad to have an overactive thyroid?

Hyperthyroidism is easily treated. With treatment, you can lead a healthy life. Without treatment, hyperthyroidism can lead to serious heart problems, bone problems, and a dangerous condition called thyroid storm.

David Miller

David Miller

Executive Financial & Market Analyst

David Miller brings 15 years of experience in global economics, personal finance strategy, and market dynamics. He specializes in turning complex economic trends into actionable insights for everyday readers.