How severe can hypothyroid symptoms be?

Big spectrum: Thyroid hormones are some of the most important hormones in the body. People with low thyroid cane experience symptoms of: fatigue, sensitive to cold, dry skin, constipation, hoarse voice, weight gain, high cholesterol, muscle ache/weakness, joint pain, heavy periods, brittle nails/hair, depression... In severe cases, especially in the older population, hypothyroidism can lead to a coma/death.

mild to severe: Your thyroid hormones have a profound effect on all functions in your body. Mild hypothyroid symptoms include: fatigue, sensitivity to cold, constipation, weight gain, high cholesterol, hair loss, muscle pain, depression, other hormonal problems, brain fog, edema, high blood sugar & many other symptoms. In the long term hypothyroidism can lead to cardiovascular disease, diabetes and even death.