In computer terms, our context-switching penalty is extremely high. Joel Spolsky has written about this problem being a serious issue for computer programmers . So if multitasking is such a drain ...

Some people suspect that a multitasking lifestyle has changed how they think, ... The 19 students who multitasked the most and 22 who multitasked least then took two computer-based tests, ...

Multitasking is easier than ever, but our brains are still terrible at it. ... Step away from the computer, Cantor advised, take a walk to boost blood flow to your brain, ...