For some people, it’s not enough to just run a 5k race. They also dress as zombies and chase runners through mazes, over slopes and other obstacles in an effort to either “kill” them, or else turn them into zombies like themselves. Zombie races are growing in popularity, for those who dress as them and for those who just like to be chased.

Victims of an anterior cruciate ligament injury often hear a pop in their knee as it collapses under their weight. Athletes opt for surgery to regain their abilities, but non-athletes have the option of going without it.

Across the country, geocaches are giving city dwellers the chance to explore their surroundings in a new light. Once the preserve of boy scouts and hikers, urban geocaching is treasure hunting for the digital age.

A passion for novelty and nostalgia keeps cycling enthusiasts and history buffs pedaling the Victorian-era high wheel bicycle, with its large front wheel and tiny rear wheel, and its modern day reproductions into another century of life.

Imagine a 24-hour treasure hunt, where teams crash through the wilderness looking for checkpoints with only a map and compass to guide them. This is a Rogaine, a sport that is now growing in popularity with endurance athletes as well as families.

Women-only bike repair classes are working to demystify bike mechanics for female cyclists across the U.S., getting more women into the saddle and inspiring them to get out on the road.

Sports terms are frequently used in business, but they can become clichéd and even divisive. As the workplace becomes more global and diverse, more people find these metaphors do not speak to them, either because they don’t live for the game or don’t buy the underlying message that business is a competition. Do we as a society need to touch base on the meaning of sports in business?

As Jeremy Lin recovers from knee surgery, Chinese American fans — and sporting goods sellers in Chinatown — wish him a speedy return to pro basketball.

Frostbite sailors are a hearty bunch, congregated mostly in coastal locales in Massachusetts, Rhode Island, Connecticut, New York, New Jersey and Maryland. With water temperatures in those spots ranging from the mid-30s to low-40s in December and January, it’s not uncommon to see icicles hanging off the sides of boats. Unless you really love to sail, you probably aren’t cut out to be a frostbiter.

Bruises and broken bones aren’t out of the ordinary for the women who skate — roller derby, the full-contact sport that is growing rapidly all over the U.S., can be pretty brutal. But athletes with names like Sexy Slaydie or Leslie Crusher aren’t scared off by the occasional hematoma or broken thumb. They cherish them, along with everything else the sport has to offer.