Children’s NHS Foundation Trust with information about admission, treatment and general details.

Provides details of healthy eating for children along with dietary advice and weight related links of interest.

Presents facts, animations, quizzes and activities about healthy eating.

Simple interactive site which helps primary aged children explore their emotions.

Campaigns for better toilet facilities for school pupils in the UK. Contains information for kids on bladder and bowel health plus advice on common problems with school toilets and details of how to get involved with the campaign.

Containing activities, advice and games for deaf children and young people; split into two age groups, 8-11 and 12-18.

An annual fundraising event organised by the BBC to help sick and disadvantaged children throughout the UK. Includes grant details and how to donate.

Liver disease charity for children, young people and teenagers. Information about the liver, liver diseases and living with liver disease.

Provides advice, companionship and fun features for British teens with diabetes.

Discussion forum for UK teens with dyspraxia.

Provides information for young people suffering from any kind of tremor, and shares personal experiences.

NHS children's site examining transplants of organs, blood and bone marrow. Contains articles, quizzes, games and information about how to pledge to donate blood or bone marrow when the child becomes old enough.

Features advice and support for children and teens who have alopecia; includes games, jokes, message boards and advice on looking good and staying confident.

Online tool that aims to help young people who have experienced the death of a loved one come to terms with their loss.

For kids and teens with asthma; presents a problem page, asthma dictionary and interactive fun and games.

Great Ormond Street Hospital presents interactive features on the human body, an A-Z of illnesses, stories from children about their health issues and an Ask the Doc section as well as information on healthy eating.

Helping to educate children into taking care of their teeth by highlighting the importance of regular brushing along with facts about toothpaste, cavities and unhealthy gums.

A free emotional health and wellbeing resource for young people.

Red cross site which aims to teach children about first aid, with games and age appropriate information.

Provides a child friendly encyclopedia of medical conditions, medicines and medical tests, with cartoon videos explaining key concepts.

Offering information, games and activities for children in three different age groups, advising on coping with migraine pain.

Support and information for young people who suffer from migraine. Part of Migraine Action – the national advisory and support charity for people affected by migraine.

Features games and quizzes related to blood and blood donation, including a virtual donor session and an animated "bloody bits" mini site providing information on the human body by Nick Arnold, author of the Horrible Science books.

Features downloadable booklets about epilepsy and information and advice for young people and their parents.

Developed especially for teenagers who have a parent with cancer.

Offering advice to teenagers on coping with sight loss.

The British Stammering Association provides advice, help and links for teens who stutter.

Offers information from the She Trust for teen girls coping with endometriosis, including a downloadable period plot chart for girls to fill in and show their doctors.

Dedicated to helping improve the quality of life for teenagers in the UK with life limiting illnesses. Includes inspiration, personal stories and details of events and support.

Offering information for children about organ transplants, aimed especially at children directly affected by transplant issues. Includes success stories, message board and explanations of procedures.

Provides extensive information for children and teens about having a cochlear implant and about learning to distinguish sounds and avoid background noise once it is fitted.

Game which puts children in charge of their very own Yoobot. Through making choices about its diet and exercise levels, they learn about healthy eating and staying fit. From the British Heart Foundation.

Contains information and advice for children and teens coping with haemophilia, von Willebrand's disorder and other bleeding disorders. Split into two age groups; also contains games.

Presents interviews and video clips of children, teenagers and young people talking about their experiences of a range of health issues, including epilepsy, teenager cancer and sexual health.