Every avid cyclist should know how to fix his bike; learn the basics in this video series.
Learn all the basic yoga poses -- downward facing dog, lotus, plank, and so on -- so you can get toned and find a little inner calmness, too.
Be an ultimate fighter with the MMA fighting techniques in these Howcast fight videos.
Everybody was kung fu fighting after they learned how to do the Chinese martial art Shaolin kung fu from Sifu Karl Romain in these Howcast videos.
Learn how to do the exercises that will give you a sexy butt with the demos by personal trainer Layla Luciano in these Howcast workout videos.
Learn how to defend yourself using the Krav Maga techniques demonstrated by Master Instructor Rhon Mizrachi in these Howcast videos.