Quantitative data generated from an online survey which included closed-question questionnaire measures of: circadian functioning, depressive symptoms, bedtime procrastination, exercise procrastination, use of social media, and physical activity.
The sample was comprised of 517 participants (aged 18-75 years; mean = 24.27, SD = 8.63; 386 females, 109 males, 16 other, 6 prefer not to say).