Shortened sleep may negatively affect women’s bone health

Getting too little sleep was linked with a higher risk of having low bone mineral density (BMD) and developing osteoporosis, as reported in a recent Journal of Bone and Mineral Research study of postmenopausal women.

In the study of 11,084 postmenopausal women, those who reported sleeping 5 hours or less per night had lower BMD at all four sites assessed—whole body, total hip, neck, and spine—compared with women who reported sleeping 7 hours per night. After adjustments, women reporting 5 hours or less per night had 22% and 63% higher risks of experiencing low bone mass and osteoporosis of the hip, respectively. Similar results were seen with the spine.

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