Throw everything you think you know about the staple out the window. A sweater dress and leggings is the perfect pairing for when you need something warmer than tights and want to look more modest.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Leggings are the one item in your closet that truly do it all. You reach for them before spin classes, ...

As with most of my shopping-habit deviations, Instagram is to blame: I, a black legging devotee, am suddenly in the market for rosy pink, magenta, or cherry red athletic sets—and that's all thanks to ...