Workers' energy zapped by nighttime smartphone use

Using a smartphone to cram in more work at night results in less work the next day, indicates new research co-authored by a Michigan State University business scholar.In a pair of studies surveying a broad spectrum of U.S. workers, Russell Johnson and colleagues found that people who monitored their smart phones for business purposes after 9 p.m. were more tired and were less engaged the following day on the job.

Source: http://feedproxy.google.com/~r/mnt/healthnews/~3/y7xn1uVnlpw/271630.php

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