Howcast - Learn how to do combos from jazz dance expert Liz Piccoli in this Howcast dance video.

Howcast - Learn how to do head roll, shoulder roll, and hip roll isolations from jazz dance expert Liz Piccoli in this Howcast dance video.

Howcast - Learn how to do combo dance moves for an ab workout from fitness instructor Michelle Seabreeze in this Howcast dance workout video.

Howcast - Learn how to escape the back from Alliance MMA black belt Babs Olusanmokun in this Howcast Brazilian Jiu Jitsu video.

Howcast - Learn how to escape from a north-south position from Alliance MMA black belt Babs Olusanmokun in this Howcast Brazilian Jiu Jitsu video.

Howcast - Learn how to do the omoplata, or shoulder lock using legs, from Alliance MMA black belt Babs Olusanmokun in this Howcast Brazilian Jiu Jitsu video.

Howcast - Learn how to defend against knee on stomach from Alliance MMA black belt Babs Olusanmokun in this Howcast Brazilian Jiu Jitsu video.

Howcast - Learn how to do the elevator sweep from Alliance MMA black belt Babs Olusanmokun in this Howcast Brazilian Jiu Jitsu video.

Howcast - Learn how to do the hip escape, aka shrimping, from Alliance MMA black belt Babs Olusanmokun in this Howcast Brazilian Jiu Jitsu video.

Howcast - Learn how to defend yourself against a front bear hug from Alliance MMA black belt Babs Olusanmokun in this Howcast Brazilian Jiu Jitsu video.

Howcast - Learn how to defend yourself against a standing rear choke from Alliance MMA black belt Babs Olusanmokun in this Howcast Brazilian Jiu Jitsu video.

Howcast - Learn how to defend yourself against a slap punch from Alliance MMA black belt Babs Olusanmokun in this Howcast Brazilian Jiu Jitsu video.

Howcast - Learn how to do a hip dumbbell press from certified personal trainer Max Tapper in this Howcast gym workout video.

Howcast - Learn how to dance like Shakira from professional dancer Charlene "Chi-Chi" Smith in this Howcast dance video.

Howcast - Learn how to rock your hips from professional dancer Charlene "Chi-Chi" Smith in this Howcast dance video.

Howcast - Learn to do the rock step, also known as la cadencia, from tango instructors Diego Blanco and Ana Padron in this Howcast Argentine tango dance video.

Howcast - Learn how to do ikkyo from the instructors at The New York Aikikai in this Howcast aikido video.

Howcast - Learn how to do koshi nage from the instructors at The New York Aikikai in this Howcast aikido video.

Howcast - Learn how to do the blase in reggae dancehall from the founders of Str8FramYaad Dancehall Aerobics in this Howcast dance video.

Howcast - Learn how to do kneeling side kicks, an advanced Pilates Mat workout, from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.

Howcast - Learn how to do side bends, an advanced Pilates Mat exercise, from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.

Howcast - Learn how to do the leg pull-up, an advanced Pilates Mat exercise, from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.

Howcast - Learn how to do the full corkscrew, an advanced Pilates Mat exercise, from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.

Howcast - Learn how to do the cancan, an intermediate Pilates Mat exercise, from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.