The role physical activity plays in many diseases, such as type 2 diabetes, heart disease and many cancers, means that the World Health Organization (WHO) estimates that:
• physical activity plays is the fourth-leading risk factor for global mortality
• physical activity plays is responsible for 6% of deaths globally – around 3.2 million
deaths per year, including 2.6 million in low- and middle-income countries, and 670,000 of these deaths are premature.