Does Target Heart Rate % upload my file or text to Tool-You servers?

No. Target Heart Rate % runs in this browser tab. Files stay on the device. Limit note: Values must be positive.

Should I use Karvonen Heart Rate instead of Target Heart Rate %?

Use Target Heart Rate % when you need Target HR with max and %. Use Karvonen Heart Rate when you need Target pulse from rest, max, and intensity. They share a category (Health) but not the same job.

Target Heart Rate %

Target HR with max and %.

Target heart rate from max HR × intensity %. Shows the bpm goal plus the implied max HR and percentage for training zones.

What Target Heart Rate % does

Target heart rate from max HR × intensity %. Shows the bpm goal plus the implied max HR and percentage for training zones.

Practical limit for Target Heart Rate %: Values must be positive. That is why output can differ from heavy desktop Health software. Read the tool-specific note again: Target heart rate from max HR × intensity %. Shows the bpm goal plus the implied max HR and percentage for training zones.

How to use Target Heart Rate %

Confirm you need Target Heart Rate %, not Karvonen Heart Rate (Target pulse from rest, max, and intensity.). Address: /health/target-hr-pct.
Enter the numbers or dates Target Heart Rate % uses. Target HR with max and %.
Read the result as Target Heart Rate % defines it — not as Max Heart Rate (Estimate max HR with Fox, Tanaka, Gulati, or Oakland.). Target heart rate from max HR × intensity %. Shows the bpm goal plus the implied max HR and percentage for training zones.
Target Heart Rate % is an estimate in the browser, not professional advice. Values must be positive.
Need a different formula? Try Max Heart Rate (Estimate max HR with Fox, Tanaka, Gulati, or Oakland.) instead of stretching Target Heart Rate %.

When not to use Target Heart Rate %

Skip Target Heart Rate % when a neighbor tool matches better — start with Karvonen Heart Rate or Max Heart Rate — or when the description already warns the job will fail. In the tool’s own words: Target heart rate from max HR × intensity %. Shows the bpm goal plus the implied max HR and percentage for training zones.

Questions about Target Heart Rate %

What does Target Heart Rate % do that other Health pages on this site do not?: Target heart rate from max HR × intensity %. Shows the bpm goal plus the implied max HR and percentage for training zones. Short version: Target HR with max and %.
Does Target Heart Rate % upload my file or text to Tool-You servers?: No. Target Heart Rate % runs in this browser tab. Files stay on the device. Limit note: Values must be positive.
Should I use Karvonen Heart Rate instead of Target Heart Rate %?: Use Target Heart Rate % when you need Target HR with max and %. Use Karvonen Heart Rate when you need Target pulse from rest, max, and intensity. They share a category (Health) but not the same job.
What are the limits of Target Heart Rate %?: Values must be positive. Also: Target heart rate from max HR × intensity %. Shows the bpm goal plus the implied max HR and percentage for training zones.