Q: I always wonder if my vari-lens glasses affect my ability to balance. A: Dear Vari-lens Wearer:This is a good question! The answer depends a lot on each individual and how strongly you rely on your eyes for balance and alignment. In general, for new students, keeping your glasses on so you can see what is going on with you and also with the demonstrations you might be using to learn new poses can be essential for your progress. But as many more seasoned practitioners have noted, it is often natural to begin to close your eyes at times as you...