Essays on concurrent training, RPE/RIR autoregulation, volume landmarks, and the practical side of programming for hybrid athletes.https://loonstep.com/en-ushttps://loonstep.com/blog/concurrent-training-interference/https://loonstep.com/blog/concurrent-training-interference/Lifting and running on the same day can blunt your strength gains. Here is what the research shows about interference, and a weekly template that works.Fri, 01 May 2026 00:00:00 GMTprogrammingconcurrent trainingrunninghttps://loonstep.com/blog/rpe-vs-percent-1rm/https://loonstep.com/blog/rpe-vs-percent-1rm/Most programmes prescribe weight as a percentage of your 1RM. We use RPE instead. Here is why daily fluctuations make autoregulation work better.Fri, 01 May 2026 00:00:00 GMTprogrammingrpeautoregulationhttps://loonstep.com/blog/volume-landmarks-hybrid-athletes/https://loonstep.com/blog/volume-landmarks-hybrid-athletes/How many sets per muscle per week is enough, productive, or too much. The volume landmark framework, adapted for athletes who also run.Fri, 01 May 2026 00:00:00 GMTprogrammingvolumehybrid training