Training Guides
Evidence-based guides on HRV, Zone 2, training load, VO2 max, and recovery — written for data-driven athletes.
FTP Test Guide: How to Test Your Functional Threshold Power
Learn how to test your FTP with the 20-minute protocol or ramp test. Set accurate power zones and use FTP to structure cycling training in Fitiv Pulse.
11 min read
GuideHeart Rate Zones Explained: Training in Zones 1–5
Understand all five heart rate training zones, how to calculate your max HR, and how polarized training works. Set up zones in Fitiv Pulse for smarter workouts.
11 min read
GuideHRV Training Guide: How to Use Heart Rate Variability to Train Smarter
Learn how to use HRV (heart rate variability) to guide training intensity, avoid overtraining, and maximize fitness adaptation with daily readiness tracking.
10 min read
GuideHow to Improve VO2 Max: Evidence-Based Training Guide
Improve your VO2 max with proven training methods: Zone 2 base work, 4x4 intervals, and threshold sessions. Includes ranges by age and how to track progress.
11 min read
GuideRecovery Guide: How to Avoid Overtraining and Optimize Adaptation
Understand supercompensation, signs of overtraining, and the recovery methods that actually work. Use Fitiv's recovery score to manage training load intelligently.
12 min read
GuideTraining Load Explained: TRIMP, TSS, and RPE for Athletes
Understand training load metrics — TRIMP, TSS, CTL, ATL, and TSB — and how to use them to build fitness, prevent overtraining, and peak for races with Fitiv.
11 min read
GuideZone 2 Training: The Complete Guide to Aerobic Base Building
Zone 2 training builds the aerobic engine every serious athlete needs. Learn heart rate targets, how much to do, and how to track it with Fitiv Pulse.
11 min read