Physical activity is any bodily movement produced by the skeletal muscles that uses energy. This includes sports, exercise, and other activities such as playing, walking, household chores, gardening, and dancing Any activity, be it for work, to walk or cycle to and from places, or as part of leisure time, has a health benefit. 

Regular physical activity helps to maintain a healthy body and reduces the risk of disease

There is a 1 in 300 chance of health care-induced injury that equates to thousands of premature deaths daily. Patient safety is a fundamental principle and important measures must be taken to prevent any adverse events. Adverse events may result from problems in practise, products, procedures or systems.