Howcast - Pick up a great knee bar leg lock tip in this Howcast video about lower body submission techniques for jiu jitsu, judo, sambo, and mma.

Howcast - Learn how to do an inverted heel hook leg lock in this Howcast video about lower body submission techniques for jiu jitsu, judo, sambo, and mma.

Howcast - Learn how to do a heel hook leg lock in this Howcast video about lower body submission techniques for jiu jitsu, judo, sambo, and mma.

Howcast - Learn how to do a walking lunge, an intense leg plyometric exercise, in this Howcast workout video about plyometrics.

Howcast - Learn how to do a squat hop, an intense leg plyometric exercise, in this Howcast workout video about plyometrics.

Howcast - Whether you're interested in Western- or English-style horseback riding, some simple information can help you learn to ride a horse fast.

Howcast - If a rough work week has someone you love run down, soothe their weary muscles with a relaxing foot massage.

Howcast - Learn how to use heels as a weapon in this self-defense video from Howcast.

Howcast - Learn how to do a toe stomp in this self-defense video from Howcast.

Howcast - Learn how to pick cha-cha shoes in this Howcast video.

Howcast - Learn how to do krumping stomps in this street dance video from Howcast.

Howcast - Learn how to do easy funky footwork with this Howcast Latin dance video.

Howcast - Learn how to use heel and toe hooks from indoor rock climbing expert Cliff Simanski in this Howcast video.

Howcast - Learn which is best for sprinters -- heel striking, mid-foot striking, or toe striking -- from sprinting coach Shane Paul Neil in this Howcast video.

Howcast - Learn how to have proper foot strike from sprinting coach Shane Paul Neil in this Howcast video.

Howcast - Learn how to play chicken pickin' style country guitar licks from musician Boo Reiners in this Howcast video.

Howcast - Learn how to pick bowling shoes from former PBA touring player Mike D'Ambrosio in this Howcast bowling video.

Howcast - Learn how to do a flying scissor heel hook from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do two rollerblade tricks from former World Champion speed skater Gypsy Lucas in this Howcast video.

Howcast - Learn how to use your rollerblade brake from former World Champion speed skater Gypsy Lucas in this Howcast video.

Howcast - Learn three ways to stop on rollerblades from former World Champion speed skater Gypsy Lucas in this Howcast video.

Howcast - Learn how to do a heel toe on roller skates from former World Champion speed skater Gypsy Lucas in this Howcast video.

Howcast - Learn four roller-skating tips for beginners from former World Champion speed skater Gypsy Lucas in this Howcast video.

Howcast - Learn how to do a rainbow from Coach Frank Hauser in this Howcast soccer video.