Improve strength, increase lean muscle, all in 30 minutes...

LES MILLS GRIT® Strength is a 30-minute high-intensity interval training (HIIT) workout, designed to improve strength and build lean muscle. This workout uses barbell, weight plate and body weight exercises to blast all major muscle groups. LES MILLS GRIT® Strength takes cutting edge HIIT and combines it with powerful music and inspirational coaches who will be down on the floor with you, motivating you to go harder to get fit, fast.


  • Rapidly improve strength
  • Increase lean muscle
  • Set new fitness goals - then smash them! 
  • Put your metabolism into overdrive, burning calories for hours after the workout
  • Forget hours of training - 30 minutes is all it takes
Duration Exercise Type Intensity Burn Rate Equipment
30 Minutes High-intensity interval training workouts High Intensity Up To 400 Calories Barbell, Plates & height-adjustable step
Results Builds strength and tones lean muscle

How often should I do a LES MILLS GRIT® workout?

Substitute a regular one hour training session with two LES MILLS GRIT® workouts per week (with a couple of days between each LES MILLS GRIT® workout). It won't take long to see awesome results.

How fit do I need to be?

This is a highly challenging workout suitable for those who are serious about taking their fitness up a notch.

Is it safe?

All our programs are designed with cutting-edge set moves, certified coach training, and safety and science at their core. You can always be confident that the workout has been tried and tested for safety and results. If you have any health concerns, check in with your medical professional before trying the  LES MILLS GRIT® programs.

What do I need to bring?

Wear your usual workout clothes and bring a drink, towel and a big attitude. We'll provide the rest.

The HIIT Effect

High-intensity interval training. Everyone's talking about it but how much do you know about how and why it works? 

HIIT Education >
The HIIT Effect >
How Les Mills GRIT® Works >