A severe head injury is a blow to the head that causes serious injury. It needs immediate medical attention because it can cause brain damage.
A minor head injury is a knock, bump or blow to the head that doesn’t cause serious injury.
Self-harm is when somebody intentionally damages or injures their body. It is a way of coping with or expressing overwhelming emotional distress.
NHS Choices information on hamstring injury including symptoms, treating a hamstring injury at home, and advice about exercise and stretches, with links to other useful resources
A blunt abdominal injury occurs when the abdomen is hit by a strong force or blow that does not break the skin. The injury is most commonly caused by motor vehicle accidents.
An acute knee meniscal injury is a tear along the rubbery cushion found between the main bones of your knee joint.
NHS Choices information on acute kidney injury, with links to other useful resources
A bruised or broken rib happens when you injure your chest- usually from a fall, a blow to the chest or severe coughing.
A traumatic back injury can potentially cause damage to structures in the back, such as the bones of the spinal column, ligaments, spinal cord or spinal discs.
Read about repetitive strain injury (RSI), which is a general term used to describe the pain caused by repetitive movement and overuse of muscles, nerves and tendons.
Corneal abrasion is a scratch to your cornea – the clear disc that covers the coloured part of your eye.
Playing sport and doing regular exercise is good for your health, but sometimes you can injure yourself. Sports injuries can affect any area of your body.
Cold water immersion injury is a hand or foot injury that is caused by exposing body tissue to cold (but not freezing) and wet conditions for a long period of time. It is also known as trench foot or hand.
You may need a tetanus jab if an injury has broken your skin and your tetanus vaccinations aren't up-to-date. Learn about tetanus-prone wounds here - using content verified by certified doctors.
Putting an ice pack or a hot water bottle on your knee is common practice to help reduce swelling and pain, but does it work, and are there better treatments?
The five most common running injuries, what to do if you get one, and how to prevent getting injured.
A knee ligament injury is when one of the bands of tissue that helps keep the bones of the knee together is injured.
If you injure yourself with a used needle you should seek urgent medical advice. Learn about how to handle injuries from used needles here - using content verified by certified doctors.
Advice for parents on how to recognise the symptoms and causes of children's headaches and how to treat them.
Diet, anger and posture can all cause headaches. Practical advice on avoiding 10 little-known headache triggers.
What might cause a headache on the back of your head? Find out the causes of pain in this area, how to treat it and if you need to see a doctor.
Most headaches aren’t serious and can be treated with pharmacy remedies and lifestyle changes, such as getting more rest and drinking enough fluids.
Head lice are tiny insects that live in hair. Their empty egg cases are called nits.
A headache on the top of your head can have many causes. Identifying what may have caused your headache will help you to treat it effectively and know when to see a doctor.
Sinus headaches are an uncommon type of headache caused by infected sinuses. They are felt as a dull, throbbing pain in the upper face.
Hormone headaches affect more than 5 million women a month. Practical advice on how to prevent them.
Taking too many painkillers can make your headaches worse. How to avoid and treat painkiller headaches.
Have you got a headache on the side of your head? Find out what it might be, how to treat it and if you need to see a doctor.
A cluster headache is a really bad headache and pain around your eye. This pain can happen several times a day, week, month or year.
From an itchy penis head to a red, sore and itchy shaft, find out why your penis is irritated, what you can do about it and when to see a doctor.