Howcast - Learn how to use a tear drop punching bag for kickboxing from Mushin MMA's Sean Hinds in this muay Thai training video from Howcast.

Howcast - Learn how to do an ab workout from Mushin MMA's Sean Hinds in this muay Thai kickboxing training video from Howcast.

Howcast - Learn how to practice a knee attack using a wall from Mushin MMA's Sean Hinds in this muay Thai kickboxing training video from Howcast.

Howcast - Learn where and how to place the stones for a front leg massage from celebrity massage therapist Meagan Holub in this Howcast massage video.

Howcast - Learn how to do the Sexy Walk from professional dancer Charlene "Chi-Chi" Smith in this Howcast dance video

Howcast - Learn six qualities college football recruiters look for in a high school offensive line in this Howcast video with coach Randy Taylor.

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

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

Howcast - Learn how to do a leg wrap from tango instructors Diego Blanco and Ana Padron in this Howcast Argentine tango dance video.

Howcast - Learn how to walk in parallel and cross system from tango instructors Diego Blanco and Ana Padron in this Howcast Argentine tango dance video.

Howcast - Learn the Koho Kaiten, also known as backward roll, from Sensei Oliver Martin in this Howast ninjutsu video.

Howcast - Learn the Koho Ukemi, also known as the backward breakfall, from Sensei Oliver Martin in this Howcast ninjutsu video.

Howcast - Learn the Zenpo Geri, also known as the forward kick, from Sensei Oliver Martin in this Howcast ninjutsu video.

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

Howcast - Learn how to do the side kick bicycle, a Pilates Mat exercise, from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.

Howcast - Learn how to do side kick inside circles, a Pilates Mat exercise, from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.

Howcast - Learn how to do the single leg circle Pilates Mat exercise from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.

Howcast - Learn how to warm up for Pilates Mat by marching from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.

Howcast - Learn how to work out with an injured knee from personal trainer Mindi Smith in this Howcast sexy legs workout video.

Howcast - Learn how do to split squats from personal trainer Mindi Smith in this Howcast sexy legs workout video.

Howcast - Learn how to do mountain climbers and leg drives from personal trainer Mindi Smith in this Howcast sexy legs workout video.

Howcast - Learn how to do the high knee lift from personal trainer Mindi Smith in this Howcast sexy legs workout video.

Howcast - Learn how to do the lying down hamstring stretch from personal trainer Mindi Smith in this Howcast sexy legs workout video.

Howcast - Learn to do the side kick fetal five, an advanced Pilates Mat exercise, from Core Pilates NYC instructor Sarah Ruback in this Howcast workout video.