A short-term increase in cancer risk associated with daytime napping is likely to reflect pre-clinical disease: prospective cohort study.
BACKGROUND: Sleep disturbance, a correlate of which is daytime napping, has been hypothesised to be associated with risk of breast and other cancers. METHODS: We estimated relative risks (RR) of breast and other invasive cancers by the reported frequency of daytime napping in a large prospective coh...
| Main Authors: | , , , , , |
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| 格式: | Journal article |
| 語言: | English |
| 出版: |
2012
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