FLEX Docs
/
Open FLEX
Workout logging / HIIT mode

HIIT mode

Run guided work and rest intervals with configurable sequencing.

All platforms FLEX Pro

Configure a HIIT session

  1. 1

    Open the Timer panel and choose HIIT.

  2. 2

    Set work and rest timing.

  3. 3

    Choose Circuit Rounds to rotate through sets or Exercise Blocks to finish one exercise before moving on.

  4. 4

    Optionally customize timing for individual exercises.

  5. 5

    Choose whether FLEX should pause when required set details are blank.

  6. 6

    Review the estimated duration and start.

During HIIT

  • Pause or resume the active phase.
  • Move to the previous or next interval.
  • Enter required set details when FLEX pauses for them.
  • End HIIT without deleting completed sets, then continue the workout normally.