Learn how to defend yourself against an assailant with the self-defense moves demonstrated in these Howcast videos.
Learn how to box from professional boxing coach Adam Colbert of NYC's legendary Gleason's Gym in these Howcast videos.
Get in fighting shape with the boot camp exercises for women demonstrated by fitness expert Rachel Buschert Vaziralli in these Howcast workout videos.
There's lots to decide when buying a surfboard. Learn about fins, tails, board size, and much more from Quiksilver in this Howcast video series.
Get six-pack abs -- without leaving the house -- with the ab exercises demonstrated by personal trainer James Rizzo in these Howcast workout videos.
Interested in bodybuilding? Let personal trainer Erin Sharoni show you how to start a strength training program in these Howcast workout videos.