Table 1.

Types of physical activity (PA) definitions

Term	Definition
Leisure sport	Structured or unstructured recreational PA without pressure to play at an intensity greater than that desired by the individual. The individual can stop participating or decrease the intensity of exertion without internal or external pressure or coercion to continue.
Competitive sport	Organized and competitive PA with fixed rules and commitments inherent to participation. Typically involves internal and external (including from teammates, coaches, or spectators) pressures to participate and maintain a level of intensity.
Exercise training	Dedicated and planned approach to increase PA and exercise capacity. This may occur under direct supervision or individually.

Adapted from Takken et al.⁷