2024 RunBlogRun Winter Training Program, Week 6, Day 4, Thursday’s Fartlek, that’s Swedish for ‘SpeedPlay’

This is Thursday, Friday, February 8, 2024. This is a hard day. Today is a fartlek workout, done on the grass or good trails, and shaking it up a bit. Fartlek was developed in the 1930s by Olympian Gosta Holmer, who was also the Swedish national coach. Holmer was unhappy with how his Swedish distance […]