What is a training stress score?

Training Stress Score (TSS) is a way of measuring how much stress is put on the body from a ride. TSS is calculated using Normalized Power (NP), Intensity Factor (IF), and ride duration. TSS helps to determine the best combination of workouts and rest periods. NOTE: A power meter is necessary to receive TSS.

How is training stress score measured?

Training Stress Score Formula

This means TSS is equal to the seconds of your workout times by Normalized Power x Intensity Factor. It is divided by your FTP (percentage of how hard it was) x 3600 (number of seconds in the hour). Then finally multiplied by 100.

What is a good weekly training stress score?

Base on actual CTL you can come up with a total TSS number per week if your CTL is around 40 we would recommend starting with around 300-350 TSS per week. Don't forget about periodization, you should be increasing your training load every week by about 3-7 TSS per day, which means 21-49 TSS per week.

What is a good TSS in training peaks?

Of course most workouts are not completed at 100%, so most workouts will accumulate less than 100 TSS per hour. You can earn more than 100 TSS within a single workout (as long as it is longer than an hour), but never more than 100 TSS per hour.

How do you calculate training Stress Balance?

Training load = session RPE x duration (minutes)

The research subtracted the current 1-week average from the previous 4-week average and called this number the “training-stress balance”.

43 related questions found

What is a good CTL score?

For a "normal" rider, like us, a CTL of 100 is a "good score"; increasing it by more than five a week is impressive and very hard to sustain. A Grand Tour rider will be looking to start their event with a CTL of around 150 TSS/d.

What is a good CTL score on TrainingPeaks?

The rate at which your CTL should climb is very variable athlete to athlete, but generally 5-8 TSS/day per week is a good ballpark to start with. See the diagram below for illustration. The higher your cumulative (absolute) CTL, the less you will be able to load.

What's a high TSS score?

150 to 300 (medium): You may have some leftover tiredness the next day, but it will likely be gone by the second day. 300 to 450 (high): You may experience some tiredness even after two days. More than 450 (very high): You are likely to be tired for several days after the ride.

How is TSS calculated in weightlifting?

  1. Example 1: A 30-minute workout at an average RPE of 6 would be a TSS estimate of 35 (70 x 0.5).
  2. Example 2: A steady 90-minute workout at an average heart rate of high 2 zone would be a TSS estimate of 90 (60 x 1.5).

How do you calculate TSS for strength training?

As the tonnage increases or decreases from the norm with each session you would assign a new TSS number either higher or lower than 50. For example, you may find that your average weightlifting session is 3.5 tons. That would yield a TSS of 50 and would mean 14.2 TSS per ton (50 / 3.5 = 14.2).

What is a good weekly TSS?

Weekly TSS

If your last season was a good one, and you feel like you could handle a little more training load without risking illness, injury, or overtraining, consider adding ten percent to this number. If your average was 500 TSS per week, consider increasing it to 550 TSS.

What is a cycling t score?

At the core of training load in Today's Plan is the T-score metric. This metric is calculated based on the duration of a workout multiplied by its intensity and will be assigned to all your swim, bike and run workouts so long as there is Power, Pace or HR data present.

What is TSS in Zwift?

TSS measures training stress. Specifically, it takes exercise metrics including intensity and duration and then quantifies the difficulty of the workout. Score an impressive 100 points when you ride all out for an hour. There it is.

What is a good Trimp score?

In another modification, TRIMP is calculated as a product of the training time in minutes and a Rating of Perceived Exertion where rest = 0, 1 = very, very easy; 2 = easy; 3 = moderate; 4 = somewhat hard; = 5 hard; 7 = very hard and 10 = maximal.

What is stress heart rate?

More appropriate for those not training with power, the Heart Rate Training Stress Score (hrTSS) is based on time in heart rate training zones derived from an athlete's lactate threshold heart rate. The calculation is made using an estimate of the amount of accumulated TSS in an hour given the level of exertion.

What does VI mean in cycling?

3. Variability Index (VI) Variability Index is a way to measure how smooth or “variable” your power output was during the ride. It is calculated by dividing your Normalized Power by your Average Power. A steady and even output, like during a triathlon, should have a VI of 1.05 or less.

What is intensity factor?

Intensity Factor (IF) is an indication of how hard or difficult a ride was in relation to your overall fitness. IF values are calculated by taking your Normalized Power (NP) and dividing it by your Functional Threshold Power (FTP).

What is a good training load?

The optimal range for training load is in the middle. If you are on the right of that you are too high, and on the left then your load is too light.

Is Garmin training load TSS?

What is the correlation between TSS (from my Garmin) and load? Short answer: The terms are interchangeable, TSS is just trademarked by trainingpeaks.

What is a good CTL for Ironman?

On average an IRONMAN run will vary between 190 and 250 TSS, depending on the athlete, while IF ranges are between 0.7-0.85. With this information, you can determine the appropriate IF, and thus pace or power, you or your athlete can hold off the bike and train to achieve that goal.

What is a good TrainingPeaks fatigue score?

Training Peaks has several rough rule of thumbs to let you know ideal form to hit for race day. Friel says a range of +15 to +25 on race day is a great place to be. If your form is negative, you're too tired to race man! Take it easy for a few days!

What is the CTL of a pro cyclist?

Most amateur riders have a CTL of around 60-110 at the start of their race seasons. And it will remain fairly stable throughout. Pro riders' numbers are typically much higher with a CTL of about 150 (TSS/day) when they start the Tour. By the end of the Tour it will typically be in the neighborhood of 200.

How much should you increase training load per week?

Consistency is key – avoid huge increases or decreases. Small increments of around 10 percent a week will help you improve. Don't flog your body day after day, avoid big training days back-to-back. Listen to your body, if you're tired your perception of exertion changes, so you need to take this into account.

How many Zwift stress points a week?

Zwift Racing: 4 to 6 weeks / 4 hours per week / 246 stress points per week (average)

What does SP mean Zwift?

What are Stress Points? “SP” is a number that uses the duration and intensity of a workout to estimate the mental stress of that workout session. It is similar to TSS® which is what Training Peaks uses to measure workout intensity. Lower numbers indicate less stress, and higher numbers indicate more stress.

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