In Focus:

Night Shifts May Raise Women's Odds for Cancer

Women who pull the night shift regularly might be at greater risk for a number of cancers, new research suggests.

"Our study indicates that night-shift work serves as a risk factor for common cancers in women," said study author Xuelei Ma. He is an oncologist in the State Key Laboratory of Biotherapy and Cancer Center at West China Medical Center of Sichuan University, China.

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