Older children and immunity
Older children have faced unique challenges since March 2020, and several research teams are focusing on how these challenges may affect immunity for this age group. A survey that researchers conducted in Canada and published in the International Journal of Behavioral Nutrition and Physical Activity analyzed the changes in movement and play behaviors in children immediately following the COVID-19 outbreak. The results showed that only 4.8% of children and 0.6% of youths were meeting the combined movement behavior guidelines during this time. Both children and youths had lower physical activity levels, spent less outside time, had higher leisure screen time, and got more sleep overall during the survey period. The researchers note that healthy movement behaviors positively contribute to both the physical and mental health of young people, including the development of stronger immune systems. Therefore, these initial findings present some cause for concern. The authors ...