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The 20-Minute Beginner HIIT Workout

A six-week beginner home interval plan using six low-impact bodyweight movements. The current phase is week 1, with two nonconsecutive sessions, easier movement options, and moderate effort.

Build a steady home HIIT habit with short, low-impact sessions and one small progression at a time.

Weekly Rhythm

Keep HIIT sessions on nonconsecutive days, and treat the easy walks as optional.

HIIT

Monday · 14 to 20 min

  • Home HIIT session

    Warm-up, circuit, and cool-down

Easy walk

Tuesday · 20 to 30 min

Recovery

Wednesday · Rest or light mobility

HIIT

Thursday · 14 to 20 min

  • Home HIIT session

    Warm-up, circuit, and cool-down

Easy walk

Friday · 20 to 30 min

Third HIIT

Saturday · From week 3

  • Home HIIT session

    Add only when the progression calls for it

Rest

Sunday · Full day

Let your body recover before the next week begins.

Six-Week Progression

Change only one lever each week: session count, interval split, or movement difficulty.

Start steady

Week 1 · 2 sessions, 1 to 2 rounds

Use 30 seconds of work and 30 seconds of recovery.

Build consistency

Week 2 · 2 sessions, 2 rounds

Stay at 30/30, and repeat this week if either session felt like 8 out of 10.

Add frequency

Week 3 · 3 sessions, 2 rounds

Keep the intervals at 30/30.

Lengthen work

Week 4 · 3 sessions, 2 rounds

Use 35 seconds of work and 25 seconds of recovery.

Shorten recovery

Week 5 · 3 sessions, 2 rounds

Use 40 seconds of work and 20 seconds of recovery.

Upgrade two moves

Week 6 · 3 sessions, 2 rounds

Session Method

Each full session takes 20 minutes and follows the same simple flow.

Three-Part Session

Warm up for 5 minutes, complete a 12-minute circuit, and cool down for 3 minutes.

Two Circuit Rounds

Perform six moves for 30 seconds each, with 30 seconds of active recovery after every move.

Steady Effort

Aim for 6 or 7 out of 10 during early work intervals and 3 or 4 during warm-up and recovery.

Active Recovery

March or step in place instead of standing still so the next interval feels smoother.

Simple Setup

Make room for two paces of floor and have a wall and sturdy chair ready.

Warm-Up Flow

Prepare for the circuit over five easy minutes.

Easy March

March for 2 minutes with a relaxed arm swing.

Upper-Body Loosen

Complete 10 forward arm circles, 10 backward circles, and 10 shoulder rolls.

Lower-Body Prep

Do 10 slow chair squats and 8 standing knee lifts on each side.

Pace Preview

Finish with 30 seconds of quicker marching.

Cool-Down Flow

Use three minutes to let your breathing and muscles settle.

Slow Walk

Walk around the room for 60 seconds until your breathing eases.

Quad Stretch

Hold a standing quad stretch for 30 seconds per side and use a wall for balance.

Chest Stretch

Hold a doorway or wall chest stretch for 30 seconds per side.

Level Guide

Choose the level that makes the plan repeatable rather than exhausting.

Beginner Start

For the first two sessions, do one round, use every easier version, and hold work at 5 or 6 out of 10.

Intermediate Pace

Do both rounds at the listed versions, let marching and knee drives reach 7 out of 10, and keep push-ups and shoulder taps controlled.

Consistency First

A 14-minute session you repeat each week is more useful than a 20-minute session you avoid.

Missed Sessions

Resume carefully without stacking hard days or skipping progression steps.

Missed One Day

Move the session to the next day that still leaves a rest day beside your other HIIT session, then resume the schedule.

Missed One Week

Repeat the previous week instead of moving ahead.

Missed Two Weeks

Restart at week 2 and use the easier movement versions.

Health Check

Ask Before Starting

Speak with a qualified health professional first if you have a chronic condition, significant injury, or unexplained symptoms during exertion.

Movement Bank

Complete these six moves in order, using an easier version for a whole round whenever needed.

How BodyBuddy works

  1. 1Start the plan.
  2. 2BodyBuddy texts you every day to keep you on track.
  3. 3Actually finish what you started.

What the texts feel like

Week 1 · getting started

Today 7:42 AM

Week 3 · the slip

Today 7:42 AM
week 3, missed yesterday huh, could tomorrow leave rest beside your other HIIT day?
I feel annoyed with myself, but tomorrow works.
good, tomorrow is two rounds then we resume the schedule
Later
did you get the two rounds in?

Week 6 · the finish

Today 7:42 AM
week 6 already, feeling up for the counter push-ups today?
A little proud and kind of shocked I made it here.
you earned that feeling, tomorrow is an easy walk
Later
how did the final session actually go?

Keep going

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