ordaz -- a few more tips and a reporter is off.ccording to one study, the free acroscross burns of to 25 percet more calories than a regular bicycle. -- burns of to 25% more calories than a regular bicycle. and it trained in coordination and downs as well. >> at first i thought the free cross is just like any other crosstree near i can get in a jam in the world but with wheels underneath. but it is such a quite different. the fact that i have to use munadi to change direction makes me feel like i am exercising all of my muscles. and it is really a lot of fun. >> but exercising outdoors is not an appealing prague -- prospect when it is cold. another option is an exercise bike. it feeds -- it fits neatly in a corner, but it comes at a high price. maybe 300 euros, that is the going rate for this steel and carbon, and far west. -- fiberglass. akmal but there are other ways to work, out at home, too. -- but there are other ways to work out at home, too. although this may look like dancing, it is the actual personal training. but the per