Health Hazard: Rotating Shifts at Work?

Working rotating shifts can be hazardous to your health.

Argentinian researchers found people who work rotating shifts have lower levels of serotonin than those working during daytime hours.

Serotonin is a hormone that affects the body's ability to get quality sleep ... low levels of serotonin are associated with anger, depression and anxiety.

People who work rotating shifts sleep 1-4 hours less a day than average .. and many of those workers say they don't sleep well.

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