as far as the price tag goes, well, it s not cheap. there s three versions of this. this is the middle of the line one, about $35,000. there s another one beyond this called the pro edition, which for the low, low price of $72,000 will go to 18 miles an hour. the grand poobah is used for olympic sprinters. it probably goes for 110,0,0 bucks. reporter: now that the alter g is at the hospital they re making it easy for you to try out. rob, where are you going? i m running home. i m running home. i m out of here. how do you get your bounce?
giant steps are what you take walking on the moon i hope my legs don t break walking on the moon a full moon tonight? i guess so. i think so. just a pretty picture. the music department, as always they re doing great. right on target. the nasa space program may be over as we know it but we re still taking advantage of its many discoveries. take, for example, an anti-gravity treadmill used by astronauts in space that is now helping people right here on earth. wfts reports now from clearwater, florida. reporter: this machine is so unique there s only one in the bay area called the alter g, anti-gravity treadmill. it s a very different type of sensation. reporter: brian is the rehab coordinator at morton plant hospital in clearwater. after the hospital heard about the machine they wanteteit. basically, without nasa we probably don t have this.