Astronaut Bill Shepherd exercises on a treadmillJSC2000-E-28205 (29 October 2000) --- Just two days away from his scheduled launch aboard a Soyuz spacecraft from Kazakhstan, astronaut William M. (Bill) Shepherd exercises on a treadmill device.Image Credit: NASA Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/jsc2000e28205-9471547177-o/Copy URL to clipboard> DownloadShareTagsInternational Space StationImage CreditNASASize1312x2000px