Many health clubs, gyms and other physical activity providers use a questionnaire methodologyThe process used to ensure that the results gained are valid and reliable. to ensure that participants are of good physical health to start a programme of exercise. The Physical Activity Readiness Questionnaire (PAR-Q) is a common method of uncovering health and lifestyle issues prior to an exercise programme starting. The questionnaire is short and easy to administer and reveals any family history of illness. If the PAR-Q reveals an issue it is advisable for the participant to seek a doctor's advice through a process called the GP referral.