There is no reason to apologize for napping at work, writes Mike Paul, DVM. Daytime drowsiness can affect concentration, attention to detail, mood, productivity and creativity. He advises to avoid thinking of napping as lost time or feel guilty for indulging in daytime sleep.
Source: Veterinary Economics, September 15, 2019. Link. According to the National Sleep Foundation, naps can boost memory and mood, improve job performance and alertness, and reduce stress.
INSIGHTS: Napping traditions date back thousands of years. Siestas, are one for example. They were once thought to be a physically necessity since it is important for people in hot climates to have a quick afternoon rest to restore their energy levels. < link >