A similar-looking women's sports bra, for example, costs $35 at Nike but $58 at Lululemon. Women's yoga pants start at $45 at Nike, but at Lululemon, you'll pay north of $88. These price ...

Nike Inc. is increasing investments in yoga pants and sports bras as part of a quest to revive growth, intensifying its battle with Lululemon Athletica Inc. for women. Nike will open pant studios ...