A-Z of conditions and treatments

Human hair grows one centimetre every month.

Hair transplant surgery involves taking skin from parts of the scalp where hair is growing and grafting it to the thinning or bald areas, or areas of trauma.

Having halitosis or bad breath can have a major impact on a person.

Good personal hygiene is essential to prevent the spread of hand, foot and mouth disease to others, both for those infected and their carers.

Washing your hands with soap and warm water can help stop the spread of infectious diseases.

Hay fever is an allergic reaction to airborne allergens that can occur at any time of the year.

Head injuries can be serious and require urgent medical attention. A hard blow to the head from a fall, knock or assault can injure the brain, even when there are no visible signs of trauma to the scalp or face. Symptoms of serious head injury include wounds, altered consciousness, clear fluid leaking from the eyes or nose, black eyes or bruises behind the ears, vision changes, nausea and vomiting.

There is no specific treatment for mild head injury other than plenty of rest, and not overdoing things.

No product can prevent head lice, but regular checks can help prevent the spread.

Although nearly all of us will experience a headache during our lifetime, persistent headaches need to be medically investigated with tests such as scans, eye tests or sinus x-rays.