![](https://substackcdn.com/image/fetch/w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffa488c97-aecc-49f8-ba2c-3dee2b6cab85_800x533.jpeg)
What is a cross-training shoe? Is a cross-training shoe an old running shoe? Do you really need a different shoe for the elliptical machine, vs. running outdoors?
The answer is yes — kind of.
Generally speaking, cross-training shoes are shoes designed with lateral support. If you look at a running shoe, you’ll notice there aren’t a lot of extra seams or l…