Can a vibrating belt fend off bone density loss?

NPR
An low-intensity vibrating belt approved by the Food and Drug Administration mimics some effects of exercise to help maintain bone density.

More than 40 million adults in the U.S. aged 50 and older have osteopenia, or low bone density. An FDA-approved wearable vibration device is giving some women a tool that could slow that loss.

(Image credit: Maria Fabrizio for NPR)

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