Diseases & Health Conditions
Educational information about diseases, symptoms, and related treatments
Flat feet in children and young people
Flat feet is when the arch on the inside of the foot flattens out while your child is standing. You...
Flu
Flu (influenza) is a common viral illness that spreads from person to person. You can catch it at an...
Food allergy
A food allergy happens when your body's immune system overreacts to certain foods. Many allergic rea...
Food poisoning
Food poisoning happens when you eat food that's contaminated, usually with bacteria or a virus such...
Fragility fracture of the hip
What is a fragility fracture? A fragility fracture is a break in the bone caused by a fall or impac...
Frozen shoulder
Frozen shoulder is a condition that leads to pain and stiffness of the shoulder. It's also known as...
Functional neurological disorder
Functional neurological disorder, or FND, is a problem with how the brain sends and receives signals...
Fungal infections
There are several kinds of fungal infection, and they can affect different parts of the body, such a...
Fungal nail infection
A fungal nail infection is a condition where the nail turns thick and discoloured, and breaks easily...
Fungal scalp infection (tinea capitis)
A fungal infection of the scalp affects the scalp itself and the skin just around it. You may hear i...
Gallbladder cancer
Gallbladder cancer is rare. Each year, about 1,100 people in the UK are diagnosed with it, most ofte...
Gallstones
Gallstones are small stones, usually made of cholesterol, that form in the gallbladder. Most of the...
Ganglion cyst
This information may help if you have been diagnosed with a ganglion cyst. If you have new or ongoin...
Ganglion cysts in children and young people
Ganglion cysts are the most common type of swelling seen in children and young people. They usually...
Gastro-oesophageal reflux disease (GORD)
GORD is a common problem where stomach acid rises into the food pipe (oesophagus). It can cause hear...
Gastroenteritis in adults
Gastroenteritis is a very common condition that causes diarrhoea and vomiting. It's usually brought...
Gastroenteritis in children and babies
Gastroenteritis causes diarrhoea and vomiting. It is common in young children, and it is usually cau...
Generalised anxiety disorder (GAD)
Anxiety is a feeling of unease, like worry or fear, and it can be mild or severe. It's the main symp...
Genital herpes
Genital herpes is a sexually transmitted infection (STI) caused by the herpes simplex virus (HSV). T...
Genital warts
Genital warts are a common sexually transmitted infection (STI). They're caused by a virus called Hu...
Glandular fever
Glandular fever is a viral infection that mostly affects young adults. It usually gets better withou...
Golfers elbow
What is golfer's elbow? Golfer's elbow is a condition which causes pain around the inside bony part...
Gonorrhoea
Gonorrhoea is a sexually transmitted infection caused by bacteria. It usually affects the genitals,...
Gout
Gout is a form of arthritis caused by tiny crystals forming in and around the joints. It leads to su...