The vibe: Fly Dance Fitness, which has over one million followers on Instagram, is known for high-cardio, hip-hop-based dance classes taught in ... mix of the "Throw Down" format with a choreographed ...

Odds are, you're skipping out on crucial hip-opening stretches for a few butt kicks, hamstring stretches, and arm swings. Here's the thing: Half-assed stretching doesn't just make you bad at ...