Admit it: when you think of yoga, you envision a tie-dye wearing yogi who sits in lotus pose, eats organic food, and rides his or her bike as often as possible to reduce the carbon footprint. And when you consider a car lover -- a petrol head -- the opposite comes to mind and your mental image shift ...

I finally went to the emergency room on Wednesday. Vision in my right eye had slowly deteriorated over the last week, but I hadn't really found time to spend what would surely be a couple of hours waiting for an ophtalmologist to evaluate my problem.  Each day that passed, a black curtain descended ...