Hypothyroidism is a common endocrine condition, characterized by insufficient functioning of the thyroid gland. When the thyroid does not produce enough thyroid hormones, the body’s overall metabolism slows down, which can lead to a variety of physical and psychological symptoms. In this article, you will learn what hypothyroidism is, what causes it and the risk factors involved, as well as how this condition manifests in different categories of people.
What is hypothyroidism?
Hypothyroidism represents the condition in which the thyroid gland does not produce the necessary amount of thyroid hormones (T3 and T4), which are essential for regulating metabolism, body temperature, heart rate, and energy levels. Hormonal deficiency affects the normal functioning of many organs and systems in the body, and symptoms may appear gradually, sometimes being difficult to recognize in the early stages.
What causes hypothyroidism?
Hypothyroidism can have several causes, some more common than others:
▪️ Autoimmune thyroiditis (especially Hashimoto’s thyroid)
▪️ Congenital disorders of the thyroid gland
▪️ Surgical interventions on the thyroid
▪️ Radioactive iodine treatment
▪️ Iodine deficiency or excess
▪️ Certain medications (e.g., lithium, amiodarone)
▪️ Disorders of the pituitary gland or hypothalamus
Congenital hypothyroidism is present from birth and occurs due to incomplete development or absence of the thyroid gland. This cause is important but can be discussed in detail in a separate article, as it has specific characteristics related to childhood.
Another major cause is Hashimoto’s thyroid, an autoimmune disease in which the immune system attacks the thyroid gland, leading to its progressive destruction and decreased hormone production. This is the most common cause of hypothyroidism in adults.
What are the risk factors?
Certain factors can increase the risk of developing hypothyroidism:
▪️ Female sex
▪️ Age over 40
▪️ Family history of thyroid diseases
▪️ Presence of autoimmune diseases
▪️ Pregnancy or the postpartum period
▪️ Excessive or insufficient iodine exposure
▪️ Previous treatments for thyroid conditions
What symptoms are present when you have hypothyroidism?
The symptoms of hypothyroidism can vary depending on the severity and duration of the condition, but the most common include:
▪️ Persistent fatigue
▪️ Unexplained weight gain
▪️ Intolerance to cold
▪️ Dry and pale skin
▪️ Hair loss
▪️ Constipation
▪️ Depression or apathy
▪️ Slowed heart rate
▪️ Difficulty concentrating
Subclinical hypothyroidism represents a mild form in which symptoms may be absent or very subtle, but hormone levels are altered. This form can be detailed in a separate article.
How does it manifest?
The manifestations of hypothyroidism differ depending on age and sex:
| Category | Common manifestations |
|---|---|
| In children | Delayed growth and development |
| Delayed intellectual development | |
| Delayed puberty | |
| In men | Decreased libido |
| Fatigue and muscle weakness | |
| Weight gain | |
| In women | Menstrual disorders |
| Infertility | |
| Hair loss and dry skin |
Hypothyroidism is a condition that, once correctly diagnosed, can be effectively managed through appropriate treatment and monitoring. Early identification of symptoms and causes is essential for maintaining a good quality of life.
How is hypothyroidism diagnosed?
Hypothyroidism is diagnosed through a combination of clinical evaluation and laboratory tests. The doctor will consider the patient’s symptoms and may recommend specific tests to check thyroid function, such as:
▪️ Blood tests for TSH, T3, and T4 hormone levels
▪️ Tests for thyroid antibodies (to detect autoimmune conditions such as Hashimoto’s thyroid)
▪️ Thyroid ultrasound or other imaging investigations, if necessary
Early diagnosis is essential to prevent complications and to allow timely initiation of appropriate treatment.
What effective treatment methods exist for hypothyroidism?
The treatment of hypothyroidism can be approached through both conventional and integrative methods. The most effective options include:
▪️ Integrative endocrinology consultation – personalized assessment and recommendations aimed at supporting thyroid function and hormonal balance.
▪️ Mineral and amino acid infusions – these therapies deliver essential elements such as selenium, zinc, and magnesium directly into the cells, which are indispensable for proper thyroid function and immune system support. Amino acids aid muscular and neurological recovery, helping to combat chronic fatigue and restore the body’s “energy reserves,” which are often depleted in autoimmune thyroiditis.
▪️ PAPIMI therapy – a treatment that stimulates energy production at the mitochondrial level. By supporting the body’s natural mechanisms, this therapy helps patients regain vitality, mental clarity, and stress resilience, playing an important role in fatigue states associated with hypothyroidism.
▪️ Intravenous laser therapy – an innovative therapy used especially in autoimmune thyroiditis, which can be applied using different wavelengths (red, green, or blue), each with specific effects. It contributes to blood oxygenation, inflammation reduction, and immune response modulation.
▪️ Systemic Heckel thermotherapy – a method that involves the controlled increase of body temperature, generating a mild thermal stimulus that activates the body’s natural healing mechanisms. This therapy helps reduce chronic inflammation, balance the immune system, and diminish autoimmune reactions involved in thyroid disorders.
When applied under medical supervision and integrated into a personalized treatment plan, these methods can significantly improve the quality of life of patients with hypothyroidism, contributing not only to symptom control but also to the restoration of overall bodily balance.
Diet and nutrition recommendations for hypothyroidism
Nutrition plays a crucial role in supporting thyroid function and metabolism. A balanced diet can complement medical treatment and prevent symptom worsening. It is recommended to consume foods rich in iodine, selenium, zinc, and B vitamins, while avoiding processed foods and excess sugar.
Foods to avoid
➤ Sugar-rich products and processed sweets
➤ Highly processed foods and fast food
➤ Sugary and carbonated drinks
➤ Excess soy and raw goitrogenic foods (cabbage, broccoli, cauliflower, spinach – in large amounts)
➤ Gluten in cases of sensitivity or autoimmune disease
Recommended foods
➤ Fresh fruits and vegetables, varied and seasonal
➤ Fish and seafood rich in iodine and omega-3 fatty acids
➤ Nuts and seeds (especially for selenium and zinc)
➤ Whole grains and legumes
➤ Sufficient water and unsweetened teas
Conclusions
Hypothyroidism is a complex condition that requires an integrative approach: correct diagnosis, proper medication, complementary methods to support the body, and a balanced diet. Early identification of symptoms and following medical recommendations can significantly improve quality of life.
If you suspect you have symptoms of hypothyroidism, schedule a consultation for a complete evaluation and discover which integrative treatment methods are best suited for you!
Bibliography
lson, S. A., Stem, L. A., & Bruehlman, R. D. (2021). Hypothyroidism: diagnosis and treatment. American family physician, 103(10), 605-613.
Davis, M. G., & Phillippi, J. C. (2022). Hypothyroidism: diagnosis and evidence‐based treatment. Journal of Midwifery & Women's Health, 67(3), 394-397.
https://my.clevelandclinic.org/health/diseases/12120-hypothyroidism Accessed on 11.01.2026
https://www.mayoclinic.org/diseases-conditions/hypothyroidism/symptoms-causes/syc-20350284 Accessed on 11.01.2026
https://www.thyroid.org/hypothyroidism/ Accessed on 11.01.2026
Frequently asked questions
What tests are done to detect hypothyroidism?
To diagnose hypothyroidism, a doctor may recommend the following tests:
➤ Blood tests for TSH, T3, and T4 – to assess thyroid function
➤ Tests for thyroid antibodies – to detect autoimmune conditions such as Hashimoto’s thyroid
➤ Thyroid ultrasound – to evaluate the gland’s structure and detect possible nodules or abnormalities
➤ Additional tests in special cases, such as pituitary or hypothalamic evaluations
These investigations allow confirmation of the diagnosis and the creation of a personalized treatment plan.
What complications can occur?
If hypothyroidism is not properly treated, various complications may arise:
➤ Cardiovascular problems (arrhythmias, high cholesterol)
➤ Cognitive slowing or difficulty concentrating
➤ Depression or emotional disorders
➤ Fertility issues or menstrual irregularities
➤ Myxedema – a rare, severe form that can be life-threatening
Regular monitoring and appropriate treatment greatly reduce the risk of these complications.
How does it manifest during pregnancy?
Hypothyroidism during pregnancy can have significant effects on both the mother and the fetus:
➤ Increased fatigue and weight gain
➤ Anemia and fluid retention
➤ Hormonal imbalances that may affect fetal development
➤ Increased risk of miscarriage or premature birth
➤ Possible neurological development issues in the child if hypothyroidism is untreated
It is essential that pregnant women undergo thyroid screening tests and follow the treatment recommended by their doctor to prevent complications.
