Holiday craziness is a great reason to skip workouts. This year, to make sure I get in regular exercise, I've lined up some workout buddies who don't want to hear any excuses.

A British researcher says that it could be dangerous to wear a bike helmet in traffic because — bizarre as it sounds — wearing a helmet could increase the odds of a crash.

Is a prominent doping scandal enough to drive away cycling fans for good?

Some say it could kill the sport.

If you're looking for a way to combine your love of cycling with your concern for the planet, you may wish to check out the Sustainable Energy in Motion Bicycle Tours organized by Portland for Peace. This small progressive organization arranges one- and two-week group bicycle tours that offer not only a physically invigorating challenge but also the opportunity to learn hands-on about such topics as permaculture, sustainable and indigenous building practices, environmental ethics, ecology, organic farming, appropriate technologies, and sustainable energy. The slogan, "Less Pollution, More Solutions!" succinctly sums up the group's goals, but doesn't begin to hint at the natural beauty of Oregon's coast and Willamette Valley that greets the roughly 20 to 30 participants as they ride.

If you’ve resolved to get more excercise, save more money, or lighten your environmental footprint in the New Year, here's a way to achieve all three goals at once: Ride your bike to work once a week. As gas prices soar and traffic congestion worsens, more and more Americans are choosing two-wheeled transportation.

For great resources about how to navigate your city by bike, visit Thunderhead Alliance, a national coalition of state and local organizations advocating safe cycling routes and strong pedestrian rights for healthy commuters. Its member organizations are in over 100 cities in 47 states nationwide.