![Here's an idea to float – a space-ready sleeping bag to keep blood moving | American Heart Association Here's an idea to float – a space-ready sleeping bag to keep blood moving | American Heart Association](https://www.heart.org/-/media/Images/News/2020/December-2020/1204SSMicrogravity_SC.jpg)
Here's an idea to float – a space-ready sleeping bag to keep blood moving | American Heart Association
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Doug Wheelock on X: "No, not in water...in space we sleep in sleeping bags attached to the floor, walls, or ceiling! @tomordonez #askNASA https://t.co/mJjZnjlXYW" / X
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