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Know Your
Load.

Connect Strava to see your fitness, fatigue, and injury risk — all calculated in your browser. Nothing stored on any server.

Connect with Strava
Read-only Strava access
No account required
All processing in your browser
No data stored server-side
Fetching activities
Connecting to Strava…
Settings
Weight kg — used for w/kg calculations
Activities loaded —
Fitness (CTL)
—
42-day chronic load
Fatigue (ATL)
—
7-day acute load
Form (TSB)
—
Fitness − Fatigue
ACWR
—
Acute : Chronic ratio
7-day Load
—
vs prior 7-day
Injury Risk
—
Performance Management Chart
CTL · ATL · TSB
Fitness (CTL)
Fatigue (ATL)
Form (TSB)
ACWR ?
7-day ÷ 28-day avg daily load
—
No data loaded
0.5UndertrainSweet SpotCaution2.0+
Weekly Load & Ramp Rate
Recommended: <10% week-on-week
Weekly Training Load
Summed load by week
Recent Activities
DateNameType DistanceTimeElevation Training Loadw/kg
Disconnect Strava?
This will clear your session token and return you to the home screen. Your Strava account is not affected — you can reconnect any time.