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Whatever your favorite sport is, training regularly puts strain on your body.

Cody Stephenson is the head of education at fitness platform TrainingPeaks.

Man looking at running watch

He is also a qualified coach and a bike racer with 30 years of experience.

What is chronic training load?

In TrainingPeaks youll also see it called fitness.

a woman performing dumbbell raises by a pool

How is chronic training load calculated?

This is measured through another metric with a three letter acronym; your training stress score or TSS.

Intensity times duration gives you that individual session number.

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A single workout in TrainingPeaks might be 60 TSS or 120 TSS or 300 TSS.

What is the difference between acute and chronic training load?

This balance between CTL and ATL is measured usinganothermetric, your training stress balance, or TSB.

![Apple Watch Ultra 2 GPS +…

TSB is the difference between chronic training load and acute training load, says Stephenson.

The same is the one we do the least.

You’re not gaining a lot from that, but you’re still spending a lot of effort.

Prime

This increase is measured through another term ramp rate (no three letter acronym this time, thankfully).

Can you use chronic training load to avoid injury?

It is that balance between ATL and CTL, says Stephenson.

Apple Watch Ultra 2

It makes sense, right?

Should you include activity outside workouts in chronic training load?

But if you want to include them, you could as long as you’re consistent.

Apple

Every time you do it, include it, or always ignore them, then it will be accurate.

How does recovery factor into chronic training load?

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