Our semi-regular rundown of Pilates (and Pilates-related) news from around the Web. Enjoy!

From the St. Louis Post-Dispatch

• The state of Missouri is enforcing a four percent tax on yoga and Pilates classes, effective this month. Click here and here to read more about what’s at issue.
  
  
• BASI Pilates™ launched Pilates Interactive™, an online instructional tool for Pilates instructors and studio managers. 

• The Chicago Tribune reports that exercise balls in the classroom sharpen attention and improve posture. “You’d be surprised how many kids really need to move while learning,” said one fourth grade teacher.

• Advice for movement teachers: How to handle when a client has a crush on you.

• Useful reflections from instructor Anne Samoilov, Five Lessons I Learned My First Year Teaching Pilates…and a shout out to Pilates-Pro.com. Thanks, Anne!

• More on the health benefits of stretching: In a study called “Poor trunk flexibility is associated with arterial stiffening” in the American Journal of Physiology, researchers linked the flexibility of arteries with how well people 40 and older did on a sit-and-reach-past-their-toes test.

• Sorry, but we couldn’t resist this one: The latest celeb to add to the who’s who of Pilates practitioners…David Beckham! Who knew we had Joe to thank for those gams?