... social support, and designed to be easily administered [15] The items in this instrument not specify the source of support (e.g., whether from family, friends, community or others), and they measure ... were then asked to identify the physical activity undertaken in the prior 14 days, and to quantify it in terms of duration (minutes per session) and weekly frequency From these responses, four different ... dimensions might be directly linked with LTPA because they relate the availability of physical activity resources and exposure to health information, respectively On the other hand, the positive social...