Research shows people are more likely to take “microbreaks” at work on days when they’re tired—but that’s not a bad thing. Microbreaks seem to help tired employees bounce back from their morning fatigue and engage with their work better over the course of the day, the researchers found. Microbreaks are short, voluntary, and impromptu respites during the workday. Microbreaks include discretionary activities such as having a snack, chatting with a colleague, stretching, or working on a crossword puzzle. “A microbreak is, by definition, short,” said Sophia Cho, co-author of a paper on the work and an assistant professor of psychology at North Carolina State University. “But a five-minute break can be golden if you take it at the right time. Our study shows that it is in a company’s best interest to give employees autonomy in terms of taking microbreaks when they are needed—it helps employees effectively manage their energy and …