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What are food allergies?

Food allergies are a reaction of your body’s immune system after eating certain foods (NHS, 2019). Even a small amount of a certain food can

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What is bilirubin?

Bilirubin is a yellow pigment that is produced during the breakdown of red blood cells. The liver absorbs bilirubin from the blood and uses it

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What is AST?

Aspartate aminotransferase (AST) is an enzyme that is found in the liver, muscles, heart, and blood. When cells that contain AST are inflamed or damaged,

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What is bowel cancer?

Bowel cancer is cancer that begins in the large bowel (colon) or rectum, and is one of the most common cancers in the world (Rawla

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What is jaundice?

Jaundice is a yellowing of the skin, mucous membranes, or eyes that is a symptom of several health problems. Jaundice occurs when there is too

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What is T4?

Thyroxine (T4) is one of the two major thyroid hormones that controls how your body uses energy. T4 is produced by the thyroid gland from

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What is T3?

Triiodothyronine (T3) is one of the two major thyroid hormones and affects nearly every biological process in your body. T3 works with thyroid hormone thyroxine

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What is HPV?

HPV, or human papillomavirus, is a group of more than 100 viruses that commonly cause harmless growths on the skin, known as warts. The types

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What is Iron?

Iron is a mineral that has multiple functions in the body. One of iron’s most important functions is its role in the production of red

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What is trichomoniasis?

Trichomoniasis is a sexually transmitted infection (STI) that is caused by the parasite Trichomonas vaginalis (CDC). Trichomoniasis often does not cause symptoms, meaning many people

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What is eGFR?

The kidneys play an essential role in filtering the blood to remove waste products and transforming that waste into urine. When kidney function is not

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What is hepatitis B?

Hepatitis B is a contagious liver disease caused by the hepatitis B virus. While most people recover complete from hepatitis B, it can sometimes lead

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What are triglycerides?

Triglycerides are a type of fat found in the blood. After eating, your body converts calories it doesn’t need right away into triglycerides. For cardiovascular

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What is creatinine?

The kidneys play an important role in the body, such as in the production of hormones, maintaining an optimal fluid balance, and filtering waste. With

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What is gonorrhoea?

Gonorrhoea is an STI caused by the Neisseria gonorrhoeae bacteria. Gonorrhoea is usually spread through unprotected sex with an infected person. Have you had unprotected

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What is HIV?

Human immunodeficiency virus (HIV) is a virus that attacks your immune system, making you more vulnerable to invading viruses and bacteria. HIV attacks immune cells in your blood known as CD4 cells.

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What is Gamma GT?

Gamma GT is a blood value that can be measured at home with a simple finger prick. This blood value is important in investigating whether

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What is vitamin B12?

Vitamin B12, also called cobalamin, is one of the B vitamins and occurs in various natural forms, such as methylcobalamin, S-adenosylcobalamin, and hydroxocobalamin. These natural

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What is TSH?

The thyroid is a butterfly-shaped gland located in the neck. This gland is important for the production of certain hormones that control the body’s metabolism.

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What is folic acid?

Folic acid is also known as vitamin B9 or vitamin B11 and belongs to the vitamin B complex. Together with vitamin B12, it supports the

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What is ferritin?

Ferritin is present in your blood as a measure of the amount of iron in your bone marrow and liver. When you do not consume

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What is ALT?

Alanine aminotransferase (ALT) is an enzyme found primarily in liver cells, and to a lesser extent in other cells of the body. When the liver

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What is LDL?

The abbreviation LDL stands for Low Density Lipoprotein. This is also known as “bad cholesterol”. It is important for cardiovascular health that the amount of

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What is vitamin D?

Vitamin D is one of the vitamins necessary for the absorption of calcium in the blood. There are various sources from which you get vitamin

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What is hemoglobin?

Hemoglobin (Hb) is part of the red blood cells in our body. It is important to maintain a healthy hemoglobin level to feel our best

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What is cholesterol?

Almost a quarter of all Dutch people between the ages of 30 and 70 have high cholesterol. A cholesterol level that is too high poses

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