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In May of 2025, I will try to set a new world record for the fastest ascent of Mt. Everest without using supplemental oxygen.

Tyler Andrews breaks boundaries with a new world record on Manaslu, conquering the mountain with unmatched speed and endurance. Learn more about his incredible feat.

Ty Andrews has smashed the world record for fastest ascent of Mt Manaslu

The Vermont 100 Endurance Run is a legendary ultramarathon that pushes the limits of physical and mental endurance. However, due to unforeseen circumstances, the Vermont 100 has been cancelled this year. In this blog, we will explore the extraordinary challenges that runners face during the Vermont 100 Endurance Run and highlight an alternative race, the Vermont 50, which offers a similar test of endurance. We will discuss the allure of both races, the training required to participate, and the incredible stories of triumph and perseverance that have emerged from these ultimate tests of endurance.

On June 17, 2023, Chaski Head Coach and Founder Tyler Andrews ran all the way to the top of the highest peak on the East Coast, finishing the Mt Washington Road Race in 3rd place. Despite being 10-20 times shorter than Ty is used to racing, he finished extremely well, nearly catching 2nd place finisher and American Record holder, Sam Chelanga. Mt Washington is famous for terrible weather, and race day was no exception, with frigid temperatures, driving rain, and high winds. Ty shares this "delightful" recap from his training log.

The Western States 100 mile race is one of the most iconic ultramarathons in the world. The race takes place in California's Sierra Nevada mountains and is known for its challenging terrain and extreme weather conditions. In this blog post, we'll take a look at the history of the Western States 100 mile race, its significance, and provide some tips on how to best train for the race.

The London Marathon is one of the most iconic and popular marathons in the world. The race has a rich history and attracts thousands of runners each year. In this blog post, we'll take a look at the history of the London Marathon, its significance, and provide some tips on how to best train for the race.

The Canyons 100 Mile Race is a challenging ultramarathon that takes place in the beautiful Sierra Nevada Mountains in California. The race is known for its stunning scenery and grueling climbs, making it a true test of endurance for even the most experienced runners. In this blog post, we'll take a look at the history of the Canyons 100 Mile Race, its significance, and provide some tips on how to best train for the race.

The Boston Marathon is one of the oldest and most prestigious marathons in the world, with a rich history that spans over a century. In this blog post, we'll take a look at the history of the Boston Marathon, its significance, and provide some tips on how to best train for the race.

This recap begins a truly ridiculous 36 days which will include running Ultras of 80K (here, the Blue Mountain Express FKT on November 10), 100K (at Doi Inthanon Thailand by UTMB) on December 10, and finally 100 Miles at Ultra Trail Kosciusko by UTMB on December 16. Here’s part 1 and stay tuned for more updates over the course of these 36 days, which we’ll post here as well as daily posting on my own Strava and IG accounts.

Before Coach Devon's win at Javelina 100, she had put into words everything she felt while preparing for Hennepin 100M Endurance Run (happened 1st of October 2022). Coach Devon Yanko has been thinking (wildly) of stopping at Mile 50 for the last two weeks. Following her Lupus diagnosis, she shared that crushing the race was NEVER an easy task.

Chaski Coach Maggie Fox is a competitive track, road, and trail runner, as well as a long-time running coach. Maggie has also been on the USATF New England board of directors since ’16 and currently holds the position of Vice President. She's a member of Greater Boston Track Club since 2012 and has represented the team at multiple National Championships. Maggie recently got her Masters Degree in Sports Administration last 2021. Aside from coaching at Chaski, she is the new full time assistant XC/ track & field coach at Babson College.

When June 25-26, 2022 (Generally the last weekend in June) Where Olympic Valley, CA to Auburn, CA Entry Fee $410.00 plus service fee Get Inspired UNBREAKABLE: The Western States 100 - Feature Film - Limited Release FOUND ON 49 | THE STORY OF JIM WALMSLEY LIFE IN A DAY | The Western States 100 Mile Endurance Run The Golden Hour Finishers | 2021 Western States Endurance Run - WS100

Chaski Coach Zandy Mangold is an elite ultra runner and a coach for runners of all ages, abilities, and experience levels. He has competed in several of the hottest, driest and most humid ultramarathons on the planet including victories at the Keys 100 and the seven day Atacama Crossing. Aside from being a coach and elite competitor, he is also a photographer and has documented races in the most extreme climates in places such as Antarctica, Madagascar, Nepal, Namibia, and the Sahara, Gobi and Atacama deserts. So let's just say he knows a thing or two about heat training.

Chaski Coach Devon Yanko is a runner in every sense of the word. She runs roads, trails, mountains from distance of 5 km to 100 mile. She has run more than 50 marathons (including 36 sub 3-hour marathons) and 50 Ultras since 2006, having won and set a CR in many. She is 5-time member of the USATF 100k National Team including THE 2009 Gold Medal winning team in Belgium; 3-time RRCA Marathon National Champion; 3-time National Champion (2×50mile, 1×100K); and 2-time Olympic Trials Marathon Qualifier. She also set the fastest known time on the Grand Canyon R2R2R trail with Krissy Moehl in April 2011. She ranked 3rd place at the prestigious Two Oceans Marathon (56K) in Cape Town, South Africa; 5th in Comrades Marathon (89K, as well as first novice and first American); 3rd in Western States 100 (2016), and 1st in Leadville 100 mile (2017). And top of all those, she is a 3-time gold medalist at Comrades Marathon. She loves great food, travel, adventures, and sharing time with her friends and family.

May's pick is: “How Bad Do You Want It?": Mastering the Psychology of Mind over Muscle by Matt Fitzgerald.

Elise Cranny is a member of the Nike sponsored Bowerman Track Club, where she’s seen tremendous success under coach Jerry Schumaker, including winning the US Olympic Trials 5000m race last summer, which earned her a spot on the US Olympic Team for the Tokyo Games (where she finished 13th). Since then, her 2022 has stunned many running fans as she broke the US Indoor 5000m record running 14’33 and then followed that up with a 30’14 10,000m run at the Sound Running Ten on March 6th, just 1 second off the American Record.

I had my heart broken twice by less than a centimeter of metal this past month. Once, the little spike cost me a world record; once, it nearly cost me my life.