Ulcerative colitis: Causes, Symptoms, Treatment

What are the symptoms? Symptoms are intermittent, often not occurring for months or years. During mild attacks symptoms may develop over a few days and include ... Full story

Urinary incontinence: Causes, Symptoms, Treatment

Is it a big problem? Fortunately, for most, incontinence is no more than a temporary problem. A few weeks after giving birth, the scars are healed, ... Full story

Urinary tract infection: Causes, Symptoms, Treatment

What causes it? Urinary tract infections are almost always caused by bacteria, especially a type called E.coli, which are normally found on the skin around the ... Full story

Urine retention: Causes, Symptoms, Treatment

What happens? One of the most unpleasant medical conditions, urine retention is not something anyone wants to suffer. It occurs acutely or chronically. In acute urine ... Full story

Usher syndrome: Causes, Symptoms, Treatment

Who gets it? Between three and six per cent of all children with hearing difficulties have Usher syndrome. It affects about one in every 25,000 babies ... Full story

Bed-wetting

Who's affected? Most children are dry at night by the age of three and in medical terms bed-wetting at night, called nocturnal enuresis, is not considered ... Full story

Varicose veins: Causes, Symptoms, Treatment

What are the symptoms? The legs may ache, feel heavy and be uncomfortable. In severe cases the skin over the vein becomes dry, itchy, and thin ... Full story

Verrucas: Causes, Symptoms, Treatment

What are verrucas? Verrucas are warts that appear on the sole of the foot and are caused by an infection with one of the strains of ... Full story

Vertigo: Causes, Symptoms, Treatment

Vertigo versus dizziness Vertigo is different to dizziness, which is usually a feeling of unpleasant fuzziness in the head. Vertigo, however, makes trying to move difficult ... Full story

Vision problems: Causes, Symptoms, Treatment

How the eye works To see clearly, light rays need to be focused on the retina at the back of the eye. This is achieved as ... Full story

Vomiting: Causes, Symptoms, Treatment

What is it? Vomiting is being sick or forcefully ejecting something from inside the stomach, up the gullet and out of the mouth. 'Forcefully' is an ... Full story

Wilson's disease: Causes, Symptoms, Treatment

What is it? Normally the affected gene produces a protein that transfers copper from the liver cells into the bile. If this gene is abnormal - ... Full story

Norovirus, sometimes known as winter vomiting bug

What causes it? The SRSV lives in the gut and is passed from person-to-person by the faecal-oral route caused by poor hygiene after using the bathroom. ... Full story

Williams syndrome: What is it?

What is it? Williams syndrome is a rare congenital abnormality and is caused by the deletion of the gene that makes the protein elastin, which is ... Full story

West Nile virus: Causes, Symptoms, Treatment

The symptoms In most cases, there are no symptoms. When symptoms do occur, they are similar to a mild flu-like illness with fever, headache and muscle ... Full story

Werdnig-Hoffmann syndrome (Spinal muscular atrophy): Causes, Symptoms, Treatments

What is it? Spinal muscular atrophy (SMA) is a condition that affects the nerves in an area of the spinal cord called the anterior horn. These ... Full story

Warts and verrucas: Causes, Symptoms, Treatment

What are they? Warts and verrucas are small, non-cancerous growths within the skin caused by the human papilloma virus. Warts may occur on their own or in ... Full story

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