ble to tolerate changes in the light schedule' the researchers wrote....Dr. Bob Vorona a sleep specialist and associate professor at Ea...'Shift work has been associated with higher rates of breast cancer a...
ble to tolerate changes in the light schedule,' the researchers wrote.
Dr. Bob Vorona, a sleep specialist and associate professor at Eastern Virginia Medical School who's familiar with the study findings, said, 'There are some signs that changes in light schedules can harm humans, too.
'Shift work has been associated with higher rates of breast cancer and heart problems,' he said.
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