"Being homebound for so long contorts the body, weakens the heart and lungs and even impairs brain function. The effects of life in isolation may stay with us beyond the pandemic's end. "

This is factually sound but I don't think there's any new info here. Sedentary lifestyles are indeed unhealthy, but sitting in an office for 8 hours per day has not been shown to be healthier than sitting at home. In fact, quite a high number of people have found more time to exercise in lockdown. This paper is a good example of such findings: [https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7312512/](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7312512/)