You can use these calculators to calculate running calories burned, pace, performance, and more..
Age Grading Calculator Age grading is a way of putting all race participants on a level playing field, regardless of age or gender. Age-graded scores let you compare your race times to those of different runners, as well as to the standard for your age and gender.
What to Wear for Runners: Runner's World How do you want to feel when you run - do you like to be toasty or chilly in the winter? Cool in the spring? Find the right running clothes to wear for the current weather condition.