Hypothyroidism is a frequent condition in which the thyroid does not produce or release enough thyroid hormone into the bloodstream.
Hypothyroidism may not cause noticeable symptoms in its early stages.
Symptoms:
- Weight gain, Puffy face.
- Hoarse voice, Muscle weakness.
- Muscle aches, tenderness and stiffness.
- Slowed heart rate, also called bradycardia.
- Depression, Memory problems.