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Diagnosis of an underactive thyroid (hypothyroidism) is made based on a combination of thyroid blood test results, symptoms and several other factors.

What should your cholesterol levels be?

HIV is a chronic disease which means it does not have a cure. However, with correct treatment, it can be managed.

If you are HIV positive the best way to help your immune system to stay strong and fight infection is to take your medication as prescribed by your doctor. 

It is beneficial to know your status. Knowledge about your HIV status protects not only you, but also your loved ones. The Centre for Disease Control (CDC) recommends everyone between the age of 13 and 64 get tested for HIV as least once.

AIDS (acquired immunodeficiency syndrome) is the most severe stage of HIV. People with AIDS have extremely damaged immune systems.

Type 2 diabetes means that your body produces insulin, but your cells are not able to respond to it correctly.

Having diabetes means that your body cannot use sugar properly.

People living with diabetes might experience low sugar levels (hypoglycaemia) from time to time. If your blood sugar levels are severely low, it can be dangerous and even life-threatening. It might lead to loss of consciousness, seizures or a coma. It is important to know how to recognise it, and what to do.

In general, cardiovascular disease should be monitored, taking the factors that contribute to the condition into account.