# 15-minute HIIT workout

URL: https://gocutline.com/workouts/hiit-15-minutes/

15-minute HIIT workout is a 15-minute workout for intermediate level with none: Warm-up: march, arm circles (3 min), Jumping jacks (4 × 30 s on), Squat jumps (4 × 30 s on), Mountain climbers (4 × 30 s on).

| | |
|---|---|
| Time | 15 minutes |
| Level | Intermediate |
| Equipment | None |

## The workout
| Exercise | Sets × reps | Rest |
|---|---|---|
| Warm-up: march, arm circles | 3 min | – |
| Jumping jacks | 4 × 30 s on | 30 s |
| Squat jumps | 4 × 30 s on | 30 s |
| Mountain climbers | 4 × 30 s on | 30 s |
| Cool-down: slow walk | 2 min | – |

## How to do it well
- Swap jumps for fast squats if you have sore knees or neighbours below.
- Twice a week is plenty: hard intervals need recovery too.

## Make it a block
A workout you planned is a workout you do. [Add it to your week in Cutline](https://app.gocutline.com/?plan=15-minute%20HIIT%20workout%2015%20min%20on%20Monday%20at%207): one click and the time is blocked.

*Start lighter than you think, and stop if something hurts. This is general training information, not medical advice.*

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Cutline: Cutline is a weekly calendar and planner that turns time blocks into XP, levels and streaks. You plan your week in blocks, tick each one off when it is done, and see your progress on a social feed (the Floor) and a weekly leaderboard (the Arena). Planning and budgeting are free; paid plans add a badge, posting, messaging, shared calendars and lower selling fees, from $9 a month. Pro is free to try for 7 days.
Facts: https://gocutline.com/facts/ · Updated 2026-11-06