Tsukuba, Japan—During deep sleep, brain wave amplitude increases, and "δ (delta) power," a key objective indicator of sleep quality, is observed; higher delta power corresponds to deeper, more ...

Research is clear that multitasking significantly undermines career progress despite its popularity in modern workplaces. But why does multitasking harm workplace productivity? And how can you ...

Multitasking usually lowers productivity because most people are “task switching,” which creates a mental “switch cost” that slows processing and reduces accuracy. Switching between tasks strains ...

From checking emails while on a call to cooking dinner and helping with homework, we all operate through multitasking. But new research suggests that our ability to juggle multiple tasks isn't a ...