Re: COVID‐19, sweat, tears… and myopia?

Exploring the impact of COVID-19 on the movement behaviors of children and youth: A scoping review of evidence after the first year

“…Nearly a quarter of the publications found were commentaries 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 , 42 , 43 , 44 , 45 , 46 , 47 , 48 , 49 , 50 , 51 , 52 , 53 , 54 , 55 , 56 , 57 , 58 in which authors speculated about likely pandemic-related health impacts, presented recommendations for policy makers and parents, or disseminated knowledge or promoted the value of practicing healthful movement behaviors during the COVID-19 pandemic (Supplementary File 3). Nine commentaries 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 discussed potential health impacts of the pandemic generally, including changes in PA, screen time, sleep, bedtime schedules, routines, environmental threats, and obesity risk, whereas four 34 , 35 , 36 , 37 focused in depth on screen-time concerns with respect to children and youth during COVID-19-related restrictions.…”

“…Nine commentaries 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 discussed potential health impacts of the pandemic generally, including changes in PA, screen time, sleep, bedtime schedules, routines, environmental threats, and obesity risk, whereas four 34 , 35 , 36 , 37 focused in depth on screen-time concerns with respect to children and youth during COVID-19-related restrictions. The specific eye and vision health concerns related to increased screen time were detailed, with 4 commentaries 38 , 39 , 40 , 41 focusing on myopia risk and another highlighting potential disruption of oculomotor development. 42 Five commentaries 29 , 43 , 44 , 45 , 46 took a stance to promote health within families by highlighting the importance of engaging in healthful movement behaviors 43 and achieving sufficient PA, 29 , 44 especially for those experiencing obesity 45 or autism spectrum disorder.…”

Role Of Nutrition on Myopia Progression

“…Since increasing the amount of time spent outside is known to be advantageous against myopia, there has been some speculation over whether vitamin D alone would be protective against the condition and is also directly connected to the amount of vitamin D found in the blood [19]. Several hypotheses have been proposed to explain how low blood levels of vitamin D can increase the risk of myopia [20], as it is shown in Table 1.…”