Scrolling social media, amid frantic election-related posts and news of escalating COVID-19 cases, you may have come across a friend reminding everyone to just breathe. In Greater Good’s advice for Americans post-election, UC Berkeley professor John A. Powell first suggested we “take a breath or two; get grounded in body, mind, and spirit.” But can just-breathing really make a difference? In his new book Breath: The New Science of a Lost Art, journalist James Nestor argues that modern humans have become pretty bad at this most basic act of living. We breathe through our mouths and into our chests, and we do it way too fast. There’s even a phenomenon called “email apnea,” where multitasking office workers breathe irregularly and shallowly, or even hold their breath, for half a minute or more while glued to their devices. Besides all the worrisome health problems this may cause—detailed pointedly in Nestor’s book—our …