Martial arts are meant to be the last line of self-defense, used only after verbally warning the assailant and then clenching your fist until it glows. Power up with this Groupon.
- $290 for six months of twice-weekly classes (a $560 value)
- Click to view the schedule.
Chelsea ATA but one branch of the American Taekwondo Association's enormous martial-arts tradition. It, along with more than 1,500 other schools and clubs, instructs students during classes augmented for any age. While tae kwon do is Chelsea ATA's main focus, the school also offers courses in leadership and self-defense. And, to help its students test themselves to their fullest potential, ATA organizes its own local and national tournaments.