Why do we find video calls so draining? In part, it’s because they force us to focus more intently on conversations in order to absorb information. They also require us to stare directly at a screen for minutes at a time without any visual or mental break, which is tiring. To make video calls less exhausting for yourself, try using a few research-based tips. First, avoid multitasking. It may be tempting to get other work done on a video call, but switching between tasks can cost you as much...