Athletes compete in track and field events for their clubs, and some go on to represent their country at international level.
Bookmakers organise gambling activities in betting offices, at racetracks and online.
Cinema and theatre attendants help customers visiting entertainment shows.
Cinema projectionists operate the equipment that shows films in cinemas.
Cycling coaches help riders develop their cycling skills.
Divers work underwater at sea, or in rivers, lakes, canals and reservoirs.
Events managers organise and run promotional, business and social events.
Fairground workers operate and maintain rides at theme parks or travelling fairs.
Fitness instructors organise exercise programmes to improve people's health and fitness.
Football coaches develop the skills and motivation of football players and teams.
Football referees officiate at football matches, from local youth and amateur leagues up to professional level.
Health trainers promote healthy living and help people make healthier lifestyle choices.
Horse riding instructors teach people of different ages, riding ability and experience how to ride.
Housekeepers organise hotel staff to make sure that all the rooms are kept clean and tidy.
Leisure centre assistants help and supervise visitors using leisure centre facilities.
Leisure centre managers look after the day-to-day running of sports and leisure centres.
Lifeguards look after swimming areas, help swimmers to stay safe and carry out rescues in emergencies.
Martial arts instructors teach martial arts like karate, jujitsu and judo.
Motorsport engineers design, build and test racing cars and bikes.
Museum assistants take care of customers and security in museums and galleries.
Museum curators manage collections of objects of artistic, scientific, historical and general interest.
Outdoor activities instructors lead trips and teach skills in activities like hill walking, climbing, canoeing, skiing and snowboarding.
Physical education (PE) teachers work in schools and colleges, teaching sport and fitness to young people.
Sports scientists use knowledge of how the body works to help people improve their health or sporting ability.
Personal trainers work with clients to improve their health and fitness.
Pilates teachers help clients change and improve their body strength and posture through breathing, stretching and conditioning exercises.
Racehorse trainers run stables, manage staff, look after horses' training and welfare, and prepare them for races.
Resort representatives look after holidaymakers during their stay.
Riding centre managers plan and run the centre's activities, manage staff and develop the business.
Riding holiday leaders take individuals and groups out on treks.
Sailing instructors teach people to sail yachts and boats.
Sport and exercise psychologists work with athletes, teams and coaches to improve their motivation and performance.
Sports coaches teach sports skills to individuals and teams of all abilities.
Sports commentators describe what's happening at sporting events to listeners and viewers and offer their opinions.
Sports development officers organise projects and training to encourage people to take part in sport and have a healthier lifestyle.
Sports physiotherapists diagnose and treat sports injuries.
Sports professionals are skilled and talented sportsmen and sportswomen, who are paid to compete in their chosen sport.
Stunt performers stand in for actors when the script calls for anything dangerous or specialised to be done on a film or TV set.
Swimming teachers help people learn to swim, improve their swimming skills and how to exercise in water.
Tourist information centre assistants give information to visitors about transport, tourist attractions and local services and activities.
Visitor attraction general managers look after the operation and finances of an attraction, and the health and safety of staff and visitors.
Yoga teachers teach yoga as a form of exercise to increase fitness and wellbeing.