Jason Karp

Hill Running

I did a hill workout today. If you want a humbling workout, whether you’re a runner or any other kind of fitness buff, there’s nothing like running hills to humble you.  For runners, hills are a big part of training and racing. The feel of your heart pounding in your chest and your shortness of …

Hill Running Read More »

Race for the Cure

I ran Race for the Cure this morning in Balboa Park in San Diego, thinking about my mom. I have been running Race for the Cure for a number of years, in many different places, including on the campus of the educational testing center in Princeton, New Jersey. Few people have heard of Princeton’s educational …

Race for the Cure Read More »

Running Economy

On my 5-mile run around Lake Miramar in San Diego today, I thought about economy. People use different amounts of oxygen when running at the same submaximal speeds, and this difference explains why runners with the same VO2max do not cross the finish line together in races. This difference in oxygen use is called running …

Running Economy Read More »

Emotional Runs

If you stand near the finish line of a major marathon, you’ll notice something very peculiar. Grown men and women who are the essence of vitality and the strength of human will cry as they cross the finish line. Why do they do this? Better runs are emotional runs. The runs that stir something inside …

Emotional Runs Read More »

Shopping Cart