A lactate dehydrogenase (LDH) test measures the amount of LDH in the blood. Overview A lactate dehydrogenase (LDH) test measures the amount of LDH in the blood. Lactate dehydrogenase is an enzyme that the body uses during the process of turning sugar into energy for your cells to use. LDH is found in many of the body’s […]
Category: Health
LABYRINTHITIS AND VESTIBULAR NEURITIS
Read about labyrinthitis (also known as vestibular neuritis or vestibular neuronitis), including advice about symptoms, when to get medical help and treatment. Overview Labyrinthitis is an inner ear infection that affects your balance. It’s sometimes called vestibular neuritis. It usually gets better by itself within a few weeks. The most common symptoms of labyrinthitis are: […]
LABIAL FUSION
Read about labial fusion. This is when the small inner lips around the entrance to the vagina become sealed together. It’s fairly common in girls under the age of 7. It usually gets better on its own, but can be treated with creams or, very rarely, surgery. Overview Labial fusion, or labial adhesion, is when […]
KNEE PAIN
Sudden knee pain is often caused by overusing the knee or injuring it. Find out what you can do to treat it yourself and when to get medical help. Overview Knee pain can often be treated at home. You should start to feel better in a few days. Call 111 if the pain is very […]
KERATOSIS PILARIS
Read about keratosis pilaris, which is a common, harmless condition where the skin becomes rough and bumpy, as if covered in permanent goose pimples. Overview Keratosis pilaris is a very common harmless condition where small bumps appear on your skin. It can last for a long time, but there are treatments that may improve your […]
KAPOSI’S SARCOMA
Read about Kaposi’s sarcoma, a rare type of cancer caused by the human herpesvirus 8 (HHV-8) virus. It affects the skin, mouth and sometimes the internal organs. Overview Kaposi’s sarcoma is a rare type of cancer caused by a virus. It affects the skin and mouth, and sometimes the internal organs. Kaposi’s sarcoma is mostly seen […]
JET LAG
Find out what causes jet lag and what you can do to reduce its effects. Get plenty of rest before you travel and try adjusting your sleep routine to the time zone of the place you’re travelling to. Overview Jet lag is when your normal sleep pattern is disturbed after a long flight. It usually […]
JELLYFISH AND OTHER SEA CREATURE STINGS
Find out what to do after a sea creature sting. You can usually use first aid, but call 999 for an ambulance if there are serious symptoms like severe swelling. Overview Most stings from sea creatures in the UK are not serious and can be treated with first aid. Sometimes you may need to go […]
JAUNDICE
Find out about jaundice, where the skin and the whites of the eyes turn yellow. It’s caused by a build-up of a substance called bilirubin. Overview Jaundice is when your skin or the whites of your eyes turn yellow. It can be a sign of something serious, such as liver disease, so you need to […]
IMPETIGO
Find out about impetigo, a skin infection that’s very contagious but not usually serious. Read about the symptoms and when to get medical help, plus how it can be treated and prevented. Overview Impetigo is a skin infection that’s very contagious but not usually serious. It often gets better in 7 to 10 days if […]

