Limiting Factors – A Genesis of Blood Doping (Part Five) , Testing agency says Ukrainian Olympic cross country skier tested positive for steroid, stimulant , Bolshunov has never tested positive. But the shadow of Sochi still hangs over his Olympic win. , Rollerski Safety Best Practices

This is part four of a multi-part series titled “Limiting Factors – A Genesis of Blood Doping”. It comes to FasterSkier from Sammy Izdatyev. You can read part one here, part two here, part three here, and part four here.  Sammy Izdatyev is the pen name of a Finnish sports enthusiast and unaffiliated amateur historian, who has…

The Latest Glimpse from Marit Bjørgen’s Training Logs , The City of Waterville Seeks Head Nordic Ski Coach/Program Director for Quarry Road Trails , “It’s a Good Time to be an American Ski Racer”: A Look Inside the OPA Cup Finals Trip to Sappada, ITA , Pioneer Midwest 2022 Ski Picking

American Jessie Diggins (5) and Norway’s Marit Bjørgen (3) and Maiken Caspersen Falla lead early in the women’s 10 k classic mass start at the 2018 World Cup Finals in Falun, Sweden. (Photo: Fischer/NordicFocus) On May 29, the latest research paper to dive into Marit Bjørgen’s training logs from 2000-2017 was announced in Gemini, the…

Call for Survey Responses: Heart Rate and Age , “It’s a Good Time to be an American Ski Racer”: A Look Inside the OPA Cup Finals Trip to Sappada, ITA , Pioneer Midwest 2022 Ski Picking , Saying Goodbye to Some Big Names in Cross-Country: an International Retirement Roundup

Stephen Seiler, a professor at the University of Adger in Kristiansand, Norway, specializes in exercise science. (Photo: University of Adger) Are you a well-trained endurance athlete? Do you know your resting heart rate, maximal heart rate, average weekly training hours, and – tough one here – age? If you’re reading this website, the answer to…

Training and the Menstrual Cycle: Anonymous Survey Results from Elite American XC Skiers and Biathletes , “It’s a Good Time to be an American Ski Racer”: A Look Inside the OPA Cup Finals Trip to Sappada, ITA , Saying Goodbye to Some Big Names in Cross-Country: an International Retirement Roundup , SkiErg Training: Training Considerations and Technique

On the front lines, Jessie Diggins (left) and Rosie Brennan (right) take to the course during the 10 k mass start classic in Falun, Sweden. (Photo: NordicFocus) This article is part of a series regarding female athlete specific physiology and nutrition. To get started, you can find a primer on the menstrual cycle here and listen to this…

Rollerski Safety Best Practices , Saying Goodbye to Some Big Names in Cross-Country: an International Retirement Roundup , SkiErg Training: Training Considerations and Technique , The mountainFLOW Eco Wax group takes on the Birkie: Part 2

Rollerskiing roadside at a 2018 U.S. Ski Team women’s camp in Lake Placid, N.Y. (Photo: Matt Whitcomb) Due to the start of the rollerski season, we are republishing this story to help promote best practices when rollerskiing on the open road. Making yourself visible while rollerskiing is a must. And with a recent reminder from U.S.…