Reimagining healthy movement in the era of the COVID-19 pandemic

Does the timing of when children, youth and adults participate in physical activity, sedentary behaviour (e.g., screen time) and sleep matter when it comes to their overall health? This editorial sets the stage for this special issue, reflecting on the challenges posed by COVID-19-related public health restrictions on healthy movement. Perhaps now is the optimal time to reimagine how and when we engage in physical activity, sedentary behaviour and sleep to support our health.