Mothers have been warned for years that sleeping with their newborn infant is a bad idea, because it increases the risk that the baby might die unexpectedly during the night.

多年来，母亲们一直被警告说，与她们的新生儿睡在一起是一个坏主意，因为这会增加婴儿夜间意外死亡的风险。

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Sleeping less than six hours a day can increase the risk of health problems.

每天睡眠不足6小时会增加健康问题的风险。

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Dr Dominoni, who is putting cameras inside nesting boxes to track sleeping patterns, said lack of sleep could put the birds' health at risk.

多米诺尼博士把摄像机放在巢箱里，以追踪鸟儿的睡眠模式。他说，睡眠不足可能会危及鸟儿的健康。

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Dr Drucker, whose has also examined why smoking and sleeping position are risk factors for SIDS, says this latest research will help establish the cause of death in certain cases.

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You, the feckless youth sleeping until 12 noon, are a massive credit risk but your parents will theoretically lose their home if you don't make the payments, so the risks are minimal.

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