If an underactive thyroid is not treated, it can lead to complications, including heart disease, goitre, pregnancy problems and a life-threatening condition called myxoedema coma (although this is very rare).
Thyroid disorders can have a noticeable impact on your energy level and mood. Hypothyroidism tends to make people feel tired, sluggish, and depressed. Hyperthyroidism can cause anxiety, problems sleeping, restlessness, and irritability.
Hypothyroidism symptoms may include: Tiredness. More sensitivity to cold. Constipation.
Fatty foods – Fats are known to upset your body's ability to absorb thyroid replacement hormones. Fats can also prevent the thyroid's natural ability to produce hormones. Physicians recommend that you cut out all fried foods and limit your intake of fats from butter, mayonnaise and fatty meats.
Weight gain
Even mild cases of hypothyroidism may increase the risk of weight gain and obesity. People with the condition often report having a puffy face as well as excess weight around the stomach or other areas of the body.
With thyroid fatigue, you may feel like you can't get through a day without a nap. You may sleep more than usual but still feel completely exhausted. You may not even have the energy to exercise. At times, you may fall asleep during the day or very quickly at night.
General joint and muscle pains are common when hypothyroidism is not sufficiently treated, and your dosage of thyroid hormone needs to be increased. Joint and muscle weakness and pain, especially in the arms and legs, can be evidence that you need an increased dose of antithyroid drugs for your hyperthyroidism.
Hypothyroidism can affect the heart and circulatory system in several ways. Lower production of thyroid hormone slows your heart rate. Hypothyroidism also makes the arteries less elastic, and blood pressure rises in order to circulate blood around the body.
Hypothyroidism is more common in older persons than younger individuals, especially among women, principally due to the rising incidence and prevalence of autoimmune thyroiditis. Furthermore, the incidence of hypothyroidism steadily increases with advancing age (Figure 1).
An underactive thyroid is a lifelong condition, so you'll usually need to take levothyroxine for the rest of your life. If you're prescribed levothyroxine because you have an underactive thyroid, you're entitled to a medical exemption certificate. This means you do not have to pay for your prescriptions.
Problems with the thyroid can be caused by: iodine deficiency. autoimmune diseases, in which the immune system attacks the thyroid, leading either to hyperthyroidism (caused by Graves' disease) or hypothyroidism (caused by Hashimoto's disease) inflammation (which may or may not cause pain), caused by a virus or ...
About underactive thyroids
Common signs of an underactive thyroid are tiredness, weight gain and feeling depressed. An underactive thyroid can often be successfully treated by taking daily hormone tablets to replace the hormones your thyroid isn't making. There's no way of preventing an underactive thyroid.
Xia et al. (5) showed a direct correlation between levels of thyroid-stimulating hormone (TSH), T3, and T4 and the severity of insomnia symptoms. Additionally, hyperthyroidism can cause or worsen other conditions such as anxiety or depression, which in turn can further impair sleep and insomnia (6).
Eye problems, known as thyroid eye disease or Graves' ophthalmopathy, affect around 1 in 4 people with an overactive thyroid caused by Graves' disease. Problems can include: eyes feeling dry and gritty. sensitivity to light.
Generally, people begin to notice weight loss about three to six months after hitting a therapeutic dose of their medication. People lose about five to ten pounds on thyroid medication or less than 10% of their body weight.
When you start taking thyroid medication like levothyroxine, don't expect instant weight loss. The first barrier is getting the right dose of thyroid medication. Once you have reached your ideal dose, you may notice some weight loss after around three to six months of continuous use.
The release of insufficient thyroid hormone (hypothyroidism) may result in low blood pressure and a slowed heart rate, causing dizziness, weakness, lethargy, and chills.