Over the last year, I've noticed a shift at my local Pilates spot: Skin-tight leggings are no longer the undisputed uniform. Sure, they're still around—but throwback cargos, joggers, wide-legs ...

Nike and SKIMS, the women’s clothing brand co-founded by Kim Kardashian, are joining forces on a new venture. The two companies announced this week the launch of NikeSKIMS with plans to ...