Shoe brands face a unique problem with their most popular models: How do you improve them without ruining what made them great in the first place? Nike faced that conundrum with its Pegasus, a vaunted ...

When I first laced up, I was a bit surprised with the firmness of the Genesis 2. For a shoe with over a 33mm stack height, I was expecting something more plush. However, once I started running in them ...

I’m what you might call a sweat king. Self-proclaimed, of course. I don’t need to be doing much, and running three times a week through a New York City summer while training for the marathon? You can ...

As a relatively slow runner, I've always wondered: How long is too long to take when running a marathon? If Shizo Kanakuri's story is anything to go by, the limit does not exist: It took him 54 years, ...

Los numerosos beneficios del trabajo de velocidad para los corredores son bien conocidos. Aumentar el ritmo una o dos veces por semana ayudará a aumentar todo, desde el umbral de lactato hasta el VO2 ...