Our Symptom checker provides clinical advice on what to do next based on your symptoms.
Boils are painful, red, pus-filled lumps in your skin. Learn more about causes, treatment and how to prevent them from spreading.
Bleeding gums and dental bleeding
Bleeding from your gums or any other type of dental bleeding can be caused by a dental procedure, an injury or gum disease. Find out what to do.
Gum disease is caused by plaque and occurs when the tissue that surrounds and supports your teeth becomes infected. Learn what to do here.
Scurvy can affect people who do not get enough vitamin C. Learn more about the causes, symptoms and treatments, and how changes to your diet can prevent scurvy.
Abscesses are painful collections of pus that builds up under the skin, in or between an organ. Find out more about abcesses on our trusted partner pages.
Folliculitis is an inflammation affecting the hair-producing pores on your skin. Learn about causes, treatments and how to help prevent it.
Orthodontic and dental appliances are designed to improve the positioning of teeth, correct bite and repair decaying and cracked teeth.
Giardia is an infection of the bowel and gut, particularly the small intestine. Learn more about the cause and symptoms of giardia as well as prevention tips.
How long should you stay out of the pool after diarrhoea?
Summer's here, which means more pool time. But it's important to not go swimming in pools if infected with Cryptosporidium – a parasite that causes diarrhoea.
A cyst is a sac or pocket in your body filled with fluid, semi-solid material or air. Find out more the about types of cysts, their symptoms and treatments.