PulseLab updates.
A running log of what the team has shipped. No marketing copy, just features.
Cycle-aware training and fuelling alerts
PULSE Score now factors in menstrual cycle phase. Coach Zo automatically reduces intensity during the luteal phase and menstruation. Fuelling alerts also ship for GPS sessions over 45 minutes.
Read moreSmart calendar reshuffle
Flag a scheduling conflict and PulseLab moves your sessions to the next available slot automatically. The calendar reshuffles around your real week, not an ideal one.
Read moreGym-only mode and structured strength plans
Athletes who train primarily in the gym now get a fully structured strength schedule. Upper push, upper pull, lower, full body, core, and HIIT variants. The plan adapts to your available days.
Read moreSession comparison
Compare any two or three sessions side by side. Pace, heart rate, TSS, in a single table. See exactly where you improved and where you faded.
Read morePerformance Management Chart and Training Load screen
Coaches get a full CTL/ATL/TSB chart per athlete. Athletes get a redesigned Training Load screen with plain-language metric labels.
Read moreCoach Zo architecture overhaul
Zo now maintains full conversation history, sends proactive Monday Briefings, generates post-session debriefs, and flags nutrition deficits automatically.
Read morepulselab.fit is live
The PulseLab marketing website launched. Join the waitlist to get early access when we open to the public in 2026.
Read moreHow to use HRV to guide your training
HRV (heart rate variability) is one of the strongest measurable predictors of recovery in endurance athletes. How to track it, read what it's telling you, and actually act on it.
Read moreHow to build a triathlon training plan
A step-by-step guide to building a triathlon training plan around your race date, real schedule, and current fitness. How each phase works and how long it should be.
Read moreHow to avoid overtraining as an endurance athlete
Overtraining syndrome affects an estimated 10-20% of elite athletes and is more common in self-coached amateurs than most people think. How to spot it before performance drops, and how training load data keeps you out of the danger zone.
Read moreWhat is Training Stress Score (TSS)?
TSS is the number most endurance coaches use to quantify how hard a session was. What it measures, how it's calculated, and why it matters if you want a training plan that doesn't grind you into the ground.
Read moreHow to taper for a triathlon
Most athletes taper wrong. They either do too much and arrive tired, or cut too much and arrive flat. How to get it right at every distance.
Read moreHow many calories do triathletes need? Why the target changes every training day
A triathlete training 8-10 hours a week typically needs 3,000-4,500 kcal on heavy training days and 2,200-2,800 on rest days. The right number depends on body weight, age, sex, training load, and your goal. Here is how PulseLab calculates it.
Read moreWant to follow along? Join the waitlist for early access when we launch.