Hypothyroidism

Hypothyroidism (underactive thyroid) is when thyroid gland doesn't make enough thyroid hormone. See symptoms, diagnosis and treatment options here.

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Thyroid problems

If your thyroid becomes overactive (hyperthyroidism) or underactive (hypothyroidism), you may experience a range of health problems — learn more here.

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Thyroid medicines

Thyroid medicines treat thyroid disorders, including hypothyroidism and hyperthyroidism. Read about how they work and their potential side effects.

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Hashimoto's disease

Hashimoto's disease can cause your body to produce too little thyroid hormone. Find out more about its causes, symptoms and treatment.

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Iodine deficiency

Iodine deficiency is the most common cause of thyroid disease. Learn about the causes and how to ensure you are getting enough iodine.

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Thyroid gland

Your thyroid gland sits in the front of your neck and helps control your metabolism. Read about the different thyroid hormones and thyroid problems.

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Thyroid function tests

A thyroid function blood test is used to check your thyroid stimulating hormone (TSH), thyroxine (T4), and triiodothyronine (T3) blood levels.

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Carpal tunnel syndrome

Carpal tunnel syndrome is a painful disorder caused by compression of a nerve in the wrist. Learn more here.

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Iodine and your health

Iodine is essential for your cells to make proteins, and to build your bones and nerves. Learn about how to get enough iodine in your diet.

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Bradycardia

Bradycardia is a slower than normal heart rate, which can lead to a range of symptoms such as feeling faint, tired or short of breath.

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Metabolism

Metabolism refers to all the chemical processes your body uses to produce energy. Find out more about metabolism, what affects it and whether you can boost your metabolism.

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Down syndrome

Down syndrome is caused by trisomy 21. People with Down syndrome are affected differently. It causes learning difficulties, and some health problems.

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Magnesium blood test

A magnesium blood test checks your magnesium levels. Find out how to prepare for a magnesium blood test and what your results may mean.

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Hormonal system

The endocrine (hormonal) system influences your metabolism, growth and other functions. Learn more about what it is and related conditions.

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Hyperthyroidism

Hyperthyroidism (or thyrotoxicosis) occurs when the thyroid gland is overactive and produces too much thyroid hormone.

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Adrenal fatigue

Adrenal fatigue is a term used to explain tiredness and sleep problems. Find out about the symptoms of adrenal fatigue and how to treat it.

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Klinefelter (XXY) syndrome

Klinefelter (XXY) syndrome symptoms includes small genitals and infertility. Around 1 in 500 males have Klinefelter syndrome, but most are unaware.

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Goitre

Goitre is a swelling at the base of your neck. It's caused by an enlarged thyroid gland. Find out more about causes, symptoms and treatments here.

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Peripheral nerve disorders

Peripheral nerves are the nerves that aren’t in the brain or spinal cord. Some disorders cause nerve damage that affects how your nerves function.

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Alopecia (Hair loss)

Hair loss (known as alopecia) can be distressing. Before you can treat your hair loss, it's important to understand the cause. Learn more here.

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Triglycerides

Triglycerides are a type of blood fat usually measured with cholesterol. Find out about the impact of high triglyceride levels and how to lower them.

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Heavy periods

Heavy periods (menorrhagia) are common. Here's what you can do for heavy periods, starting with a doctor's visit, medicines and surgery.

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Erectile dysfunction

Erectile dysfunction, or impotence, means problems getting or keeping an erection to have for intercourse. Learn more about causes and treatment.

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Thalassaemia

This inherited blood disorder prevents someone from making enough haemoglobin to carry oxygen around the body. Find out more about the types and symptoms of thalassaemia.

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Obesity in children

Childhood obesity is when a child has too much body fat for their age. There are simple steps to take to help your child move towards a healthy weight.

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Obesity

Obesity is a term used to describe being overweight. Obesity can lead to symptoms that affect your life. Learn about BMI, prevention and treatment options.

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