Aaron Hersh

Wondering when to replace your bike’s components? Follow this guide to find the ideal replacement time to keep your ride smooth.

A checklist of triathlon gear errors that could derail your next race.

Triathlete quantified the fabled wind conditions of the Ironman Hawaii bike course before last year's Ironman World Championship.

Using patented technology developed for the U.S. Olympic swim team, we rigorously tested wetsuits of every type for speed and comfort.

Next time you’re looking to buy a bike, arm yourself with these questions so you’ll be sure to walk out with the right one.

Don't trust your eyes: A helmet with a short tail may be your best bet for speed.

Pack this gear (and set it up efficiently at your transition spot) for a smooth first race.

Bike companies use all the technology they can while designing bikes. Aerodynamic testing makes those bikes faster.

Mark Allen and Paula Newby-Fraser earned victories in the 1991 edition of the Ironman World Championship.

Relive the action from the exciting 1988 edition of Ironman Hawaii through the camera lens.

Relive the 1987 edition of the Ironman World Championship.

Photos of the 1985 Ironman World Championship.

Three upstart brands are injecting new thinking into the world of neoprene.

There is no single, universal solution to finding a comfy bike position, but certain ailments are frequently caused by the same problems.

It’s time for quantitative testing to replace vague narrative as the driving force behind wetsuit design.

The new bike from Felt is integrated, adjustable and very triathlon-specific.

Since every tire sacrifices one attribute in favor of another, finding the right one for each specific use and wheel is key.

Shimano’s new flagship group is great, but can it contend with electronic kits?

Inside Triathlon pitted four of the most advanced triathlon bikes in head-to-head competition on the road and in the wind tunnel.

Specialized has built a wind tunnel a block away from its headquarters in Morgan Hill, Calif.

Turbocharge your stride with technique tips from the reigning Ironman world champion.

An explanation of the various types of neoprene and other factors you should consider when purchasing a wetsuit.

Now the German who may be the heir to the title of Strongest Ride in Triathlon is going back up in distance for his first stab at Hawaii.

With wind tunnel testing done, Crowie is testing helmet ventilation on the Queen K.

These aluminum tri bikes—priced as affordably as any—have all the essential features you need to ride fast and comfortably.

Shimano’s new Dura-Ace Di2 9070 electronic group adds simplicity and functionality.

Meet 70.3 world championship qualifier Reilly Smith.

Strain gauges in each crank arm give this system unique capabilities.

A new semi-integrated tri bike with unique brake mounts from the Spanish bike maker.

The stylish Italian company has adapted their road shoe technology to create a multisport version.

Rolling resistance tests have proven clinchers to be comparable to their tubular relatives.

Originally a time trial bike, the Slice RS can be adapted to fit many tri positions.

Aero brakes are evolving, giving you more choices than ever.

Hunter Kemper and Manny Huerta look back on the 2012 London Olympics.

How Alistair and Jonathan ripped apart the Olympic tri and are permanently changing the sport.

For the first time in Olympic history, the pre-race favorites did not disappoint.

Nicola Spirig of Switzerland narrowly beat out Lisa Norden of Sweden in an exciting photo finish at the 2012 London Olympics.

On the eve of Olympic triathlons, team therapists help athletes find balance of physical health and confidence in their bodies.

Looking to buy new pedals? Here are five choices from the 2012 Triathlete Buyer's Guide.

An inside look at the unusual biomechanics and bike fit of sub-4 miler and ITU Junior world champ Lukas Verzbicas.

An inside look at Pearl Izumi pro Cameron Dye’s wind tunnel test, guided by former Ironman world champ Tim DeBoom.

Frederik Van Lierde raced a Cervélo P4 built with 2011 SRAM Red components left over from his 2011 season in Abu Dhabi.

Henning runs to victory and Butterfield breaks the field on the final 30 miles of the bike.

Andi Boecherer elevated himself to the upper echelon of the pro triathlon ranks in 2011 by winning three 70.3s and finishing eighth in Kona.

Not only is Chris Lieto the fastest cyclist in triathlon, he’s also one of the most detail-oriented when it comes to his bike setup.

Julie Dibens hopes to return to the Ironman World Championship in 2013.

Despite the fact that Chris Lieto has never raced in Abu Dhabi, his strong bike skills have him positioned as one of the favorites to win.

A look inside three-time Ironman world champion Craig Alexander’s now famous heat experiments.

SRAM’s first complete overhaul to their premier Red groupset greatly improves upon the three weaknesses of the original kit.

Cervélo teamed up with Magura to create a hydraulic rim brake specifically for the P5, and the brakes are compatible with any tri bike.

The integrated tri bike from Cervélo is finally here.

Senior tech editor Aaron Hersh previews the top-10 triathlon gear items he's most looking forward to for the New Year.

Macca offers his honest inside perspective on the athletes racing for the win in his absence.

Although the Plasma 3 isn’t new, the Belgian with a 7:45 Ironman PR has made this Team Commerzbank Scott Plasma 3 his own with an assortment of rare add-ons

Craig Alexander has overhauled his bike setup and his camp shared specific wind tunnel findings that work best for him.

After days and days of walking expo halls from Vegas to Germany, tech editor Aaron Hersh has selected his top-10 products new for 2012.

In this week's "Ask Aaron", Aaron explains why wide rims can make for a more aerodynamic wheel.

Tim O’Donnell is believed by many to be the best hope for an American to reach the podium in Kona this October and the former short-course racer will take his first crack at the Big Island aboard the all-new Argon-18 E-118.

In today's "Ask Aaron", Aaron lays explains why GPS devices cannot be used in the pool, explores the reasoning for the Clydesdale or Athena category and provides an apparel option for triathlons where the swim takes place in a pool.

The Felt DA debuted this year and we were blown away by its ride quality and performance, but it’s currently only available as a frameset for $4,999 or a complete bike for $12,499.

There’s no late-night infomercial selling a tool that cleanly folds your wetsuit (so far), so follow these steps to keep creases out of your suit when traveling to a race.

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

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

This week in "Ask Aaron" Aaron answers questions about lubing to get out of a wetsuit and wheel upgrades.

This week in "Ask Aaron," Aaron provides a clever new way to add a touch of fashion to your old race wheels.

Whether you are racing in the cold of spring or your season starts later in the year, now is a perfect time to get your bike race day ready.

In today's "Ask Aaron" column Aaron answers questions about making gear adjustments for race day.

This week in "Ask Aaron", Aaron answers triathlon gear questions about affordable aerodynamic upgrades, the proper bike fit for the most power and how to choose a GPS device.

This week in "Ask Aaron", Aaron addresses the issues of if you should upgrade your components and the difference between lower and higher priced wetsuits.

Check out Aaron Hersh's author page.

Check out Aaron Hersh's author page.

Why swimskins might again influence the outcome of the Ironman World Championship.

Check out Aaron Hersh's author page.

A preview of reigning two-time Ironman World Champion Craig Alexander's Orbea Ordu he will ride on race day in Kona.

Check out Aaron Hersh's author page.