Our Runner's Edition has all you need to run your best race: A guide to fixing that bad knee, a physiotherapist-approved workout that'd strengthen your muscles and keep injuries at bay, a comprehensive tip sheet to help you overcome training and race day glitches -- and finally, flashy new kicks that'd fire up your runs. Plus: Beyonce's weight loss secrets, 30 flattering swimsuits, yummy brunch recipes, and a special health report on dengue fever. Don't miss this issue!