Our Symptom checker provides clinical advice on what to do next based on your symptoms.
Deep vein thrombosis
Deep vein thrombosis (DVT) is a blood clot that occurs in a deep vein. Find out about DVT symptoms and treatment, and how to prevent it.
Thrombosis, such as deep vein thrombosis (DVT), is where a blood clot forms in a vein or artery. Learn about the risk factors and how to prevent it.
Leg pain is any pain, ache or discomfort between your groin and ankle, and can be caused by many things from ulcers to sciatica. Find out about leg pain causes and treatment.
Varicose veins can be painful. Without treatment, they often get worse, so talk to your doctor if you notice any symptoms. Treatments are available, and there is plenty you can do to help.
Travel health advice
Going overseas? Here are some tips on how to stay well during your holiday, including tips on food and water safety, insect risks and vaccinations.
In a coma, a person is alive but totally unresponsive to the world around them. Someone in a coma will need intensive care in hospital. Find out more here.
Fluid retention occurs when parts of the body swell due to the build-up of trapped fluid. Find out more about the causes and treatment options available.
A pulmonary embolism is a blockage in the arteries that supply blood to the lungs, caused by one or more blood clots. Here's how to spot the signs.
Baker's cysts are caused by fluid that comes from the knee joint. Here's how to treat the symptoms once diagnosed, and what to do in the case of complications.
The D-dimer test is a blood test that checks for, or monitors, blood-clotting problems. Find out what a positive result means for you.