These carbon-plated wonders have broken every record in the books—but they might not be the best for you. Here's why.

As hardcore recreational runners gather pace, more women are being diagnosed with health conditions previously reserved for ...

Amplify is a long-running experiment to build a type of exoskeleton that helps people run and walk with reduced effort.

A runner’s body is similar: Being the most efficient athlete possible involves focusing on biomechanical factors including ...

My relationship to athleticism has changed pretty drastically. I've began to look at my habits and I have decided I wanted a change.

Today's GPS smartwatches and other wearable devices give millions of runners reams of data about their pace, location, heart ...

The research found cardio – encompassing running, swimming, cycling and similar – to be the most popular type of workout in ...

Orangetheory classes in Orlando are helping runners prepare for marathons by offering a comprehensive workout to boost ...

If you prefer more structure, try a ladder fartlek: Run fast for one minute, recover with a jog, then repeat, running for two ...

Scientists have long hypothesized about a theoretical limit to human energy use. The research, published today in Current ...

Now it feels like you can’t lace up without stepping into a maze of wellness gadgets and “smart” tech. Every week, there’s ...

Nick Thompson, CEO of The Atlantic, has written a memoir that links his midlife running triumphs to his complicated bond with his father.