The fitness industry would love for you to believe your shoes are holding you back. For most home workouts, they're not. Here's what actually matters when it comes to what's on your feet, and when it's okay to wear nothing at all.

Lululemon has become the status symbol of fitness apparel. Great cuts, technical fabrics, sleek marketing—but it comes at a cost. Their leggings, joggers, and tops often start at $88 and go up from there.