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Cheaper and heavier version based on Shimano’s incredible Dura-Ace Di2 component.

Non-drafting triathletes swam, biked and ran through historic Washington D.C., while the sport's top drafting athletes competed across the world in Kitzbühel.

Spain's Mikel Elgezabal and Great Britain's Emma-Kate Lidbury took the titles at Ironman 70.3 UK yesterday.

Australia's Paul Matthews and the United States' Alicia Kaye pulled off mid-season victories at the 2011 Washington D.C. Triathlon. Check out this photo gallery, featuring both pros and age groupers, from photographer Kris Mendoza.

Getting your first road bike is one of the biggest steps that you can take to enhance your enjoyment and performance when cycling.

Canada's Paula Findlay ran away with yet another ITU World Championship Series title this weekend in Kitzbühel. Check out photos from the day below.

Everyone knows it's important to be lean if you want to run fast. But how important really is it?

Great Britain's Alistair Brownlee took the title at the 2011 ITU World Championship Series race in Kitzbühel, Austria, while Ironman world champion Chris "Macca" McCormack dropped out on the bike in his return to ITU.

In strong pro fields, Australian Paul Matthews and now-American citizen Alicia Kaye took the titles at the Washington, D.C. Triathlon.

Findlay stays undefeated for the season while American Sarah Groff breaks through with a podium spot.

More than 3000 triathletes are will be participating in tomorrow’s Washington, DC Triathlon, now in its second year and part of the 5150 Triathlon Series.

Alistair Brownlee leads nearly wire to wire while reigning Ironman world champ Chris McCormack drops out.

Matty "Boom Boom" Reed is apparently opening Boom Yogurt Bar in Boulder, Colo., in August.

Florida-based pro Sara McLarty, known as one of the strongest swimmers in short-course triathlon, will be racing this Sunday at the second-ever Washington D.C. Triathlon, an Olympic-distance race now part of the World Triathlon Corporation-owned 5150 Series.

In today's "Ask Aaron", Aaron lays out the options for what could be causing your mystery recurring flat tires.

If you’re like us, you’re eager to catch Chris McCormack’s return to ITU racing in Kitzbühel, Austria, on Saturday. (If you’re more into M-Dot races than ITU, it’s time to start watching!)

Ironman 70.3 U.K. takes place this weekend on Sunday, June 19. Exmoor Park in Wimbleball, England will play host to this event that features 50 slots for the 2011 Ironman World Championship 70.3 held in Lake Las Vegas, Nev. this September.

A pack of cyclists were on a weekly midnight ride in Los Angeles when a suspected drunken driver plowed into their group around 2 a.m. She sent some riders “flying into the air” and at least one dragging under her car, according to ABC News in Los Angeles.

Chris McCormack's return to the ITU and a strong contingent of racers should make this weekend's Kitzbühel race one for the ages.

Susan Lacke bridges the communication gap between endurance athletes and everybody else.

2XU has announced a partnership with Ironman to be the preferred supplier of compression apparel at Ironman and 70.3 events.

A heart-rate-based power calculator, a 1,250-gram wheelset with a power meter and a power-comparison website are among the upcoming offerings from Saris, the company behind the popular PowerTap and CycleOps brands.

Too long or too intense? Your warm-up may decrease your power output come race time.

The general entry spots for the Ironman US Championship, set to take place in New York City and New Jersey on August 11, 2012, sold out within 12 minutes of registration opening this morning.

In addition to displaying this information during the swim, Swimsense records it along with distance and speed to review after a workout and track your progress.

The Challenged Athletes Foundation (CAF) held its fifth annual Hearts and Hope gala in New York City on June 8, 2011.

Ten days before the Redondo Beach Triathlon I decided I wanted to become a triathlete. Ten days later I crossed the finish line of my first triathlon. Follow my Try at a Tri series and learn how you can turn into a triathlete too.

For those triathletes who like to still look feminine, we’ve found cycling and running apparel to keep you looking good through those hot summer workout sessions.

Get to know the signs and symptoms of minor head injuries as well as the risks of ignoring them.

In the past several years, indoor riding has become a bona fide trend at the elite level of the sport, and that trend has begun to trickle down into the age group ranks.

Ironman triathlete Asker Jeukendrup has been named the Global Senior Director of the Gatorade Sports Science Institute.

The United States' Ben Hoffman and Canada's Magali Tisseyre took the mid-season victories at Ironman 70.3 Boise. The 70.3 features an afternoon start, making it one of the most unique on the circuit. Photos by Tom Robertson.

American triathlete Sarah Haskins has been named the Athlete of the Month by the United States' Olympic Committee.

XTERRA veterans Conrad Stoltz and Shonny Vanlandingham won the XTERRA East Champion in Richmond, Va. on Sunday.

Is this new BMC the bike Andreas and Michael Raelert will ride in Kona?

It was another busy weekend of racing for professional triathletes across the world, with many athletes raced for the second week in a row.

Check out Matt Fitzgerald's author page.

Conrad Stoltz, 37, of South Africa and Shonny Vanlandingham, 42, of the United States won the 13th annual XTERRA East Championship in Richmond, Va. today.

Three-time Ironman world champion Chrissie Wellington faced tough competition from fellow Brit Leanda Cave, while Australia's Paul Matthews cruised through the day at Ironman 70.3 Kansas.

American TJ Tollakson made a statement on the bike, while Mirinda Carfrae raced on tired legs to take the wins at today's Ironman 70.3 Eagleman triathlon in Cambridge, Md.

Check out Aaron Hersh's author page.

Ironman World Champion Chris McCormack to Finally Make His ITU Return

Pippa Middleton competed in this weekend's GE Blenheim Triathlon at Blenheim Palace in Woodstock, England as part of a relay team.

It's going to be getting hot outside soon. Use these suggestions to stay cool this summer.

The network is partnering with Comcast.

The unorthadox looking ISM saddle needs no introduction to triathletes who have been embracing their comfort qualities for years now.

Australians Chris McCormack and Rebekah Keat took victories on the stunning Challenge Cairns course. See images of the race.

Sports nutritionist and professional triathlete Pip Taylor provides tips on how to further educate yourself in sports nutrition.

ITU racer Matt Chrabot talks about why he never trains through a race.

A step-by-step guide to video taping and analyzing your swim stroke.

The game-changing program finally gives talented young triathletes a place to continue their triathlon training in college.

Germany's Andreas Raelert and the Netherlands' Yvonne Van Vlerken beat out tough competition to take the victories at this weekend's Challenge Kraichgau race in Germany.

The Deuces Wild triathlon Festival in Show Low, AZ took place under clear desert skies. The swim in Fool Hollow Lake, bike through nearby ponderosa forests and high-mountain desert, and run on nicely groomed paths made for a great day of racing.

The World Triathlon Corporation announced today the addition of a new Ironman that will take place in Eastern Canada. The inaugural Ironman Mont-Tremblant will take place on August 19, 2012.

Triathletes took to the waters of Lake Quassapaug and the surrounding countryside for the Rev3 Quassy event. Pro racers Julie Dibens and James Cunnama took the wins in 2011. Photos: Eric Wynn

Temperatures this year hovered around 52 degrees Fahrenheit and currents were stronger than normal. More than 2,000 professionals and age-groupers took to the water on Sunday, June 5, jumping off the San Francisco Belle ferry.

The world champ takes home the world’s second largest prize purse, Keat runs her way to a second iron-distance win

With the Brownlee Brothers, Alistair and Jonathon, of England taking 1-2 in the Men's event and Canadian Paula Findlay taking top spot for the women, The Dextro Energy Triathlon ITU World Championship Series event in Madrid was action-packed.

Top names such as Andy Potts, Craig Alexander and Leanda Cave took to the waters. Taking the titles for 2011 were American Andy Potts and New Zealander Nicky Samuels.

South Africa’s James Cunnama narrowly held off New Zealand’s Terenzo Bozzone to take his first win at Rev3 Quassy. In the women’s race, Great Britain’s Julie Dibens turned in a solid all-around effort to hold off two-time defending champion Mirinda Carfrae of Australia to earn the victory.

Taking the title this year for the women was Canadian Paula Findlay with her fourth win, equaling Emma Moffatt's record of Dextro Energy Triathlon Series race wins.

Alistair Brownlees waits for his brother before crossing the line in first in Madrid.

Australia’s new iron-distance event has a stunning coastal course and endless adventure options

Ironman Brazil 2012 opens for general registration on June 6th just after midnight Brazilian time (11:01 PM June 5th Eastern Standard Time in the US). We expect the race to sell out the day it opens.

Nicholas John Venuto, 40, was killed Tuesday night while riding his bicycle in Rancho Penasquitos.

SCOTT Sports announced today that they would donate Linsey Corbin’s custom Plasma3 bicycle to the CAF auction happening next week at the CAF Athletes Foundation Benefit of Heroes, Heart and Hope Live/Silent Auction Event in NYC June 8th.

It’s an effort to address the needs of both endurance and recreational athletes.

One of the nations leading insurance carriers, New York Life, is partnering with the Multirace.com Series.

New Bonus Plan Specifically Targets Age-Group Triathletes at both Ironman 70.3 World Championships and Kona World Championships