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MSNBC.com: Diet & Fitness Headlines:
NY license exemption backed for yoga, martial arts
Instructors teaching New Yorkers how to do downward dogs or karate kicks may soon join the state's dance, music and acting teachers with an exemption from state licensing.
Martial arts - Karate - Sport - Schools and Instruction - Teacher Too much exercise can lead to overuse injuries
 Breaking up your fitness routine is hard to do. But it's crucial for avoiding the bigger heartache of overuse injury, fitness experts say.
Injury - Fitness - Sport - Health - ShoppingWorkout burnout? Avoid the four stages
 Burnout is sneaky ? it doesn't happen overnight ? but the stages have classic signs. Clueing in to them can help you sidestep a workout slump.
Work - Job Burnout - Business - Burnout Paradise - Criterion GamesInterval training can cut exercise hours sharply
 People who complain they have no time to exercise may soon need another excuse.
Interval training - Fitness - Health - Personal Training - Physical exercisePhysical fitness linked to academic success
Physically fit students tend to score higher on standardized tests than their less fit peers, a new study suggests.
Standardized test - Physical fitness - Health - Fitness - Education | 
