If there are any upsides to the lockdown conditions of the COVID-19 pandemic, the chance to adopt a siesta culture has to be counted among them. North Americans take a grim pride in not getting enough sleep, but in our pursuit of productivity, we may be sacrificing our best selves. Research suggests staying awake to get more done is a false economy. Sleep can seem like a waste of time when you have things to get done, but sleep science finds the opposite to be true. Those who cheat on sleep also undermine their productivity. The findings of a 2019 study published in the Journal of the National Sleep Foundation strongly suggest that even slightly shortening your sleep routine during the workweek interferes with job performance. Researchers from the University of South Florida, Pennsylvania State University, Harvard Medical School, and others contributed to the study. It found that those who sacrifice as …