Do you really need a cross-training shoe?

The answer is yes. (Kind of.)

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…

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