This HIIT workout includes meditation intervals that will reenergise your mind and maximise the sculpting power of every rep you do. Combine them with our tips on how to upgrade your carbs to achieve lasting energy and a trimmer body.

Get high-intensity sculpting from abs to calves with this genius workout upgrade.

This is the serious muscle-sculpting routine that strengthens any hard-to-firm spots.

Start with the warm-up, then do each exercise as indicated. Repeat the circuit 1 or 2 times. Aim to do this routine 3 times a week on alternate days.

Add one simple tool – the foam roller – to your sculpting routine to loosen and strengthen your muscles like never before.

Eight calorie-busting sculptors plus a key mental move will give you a body and mind recharge, leaving you stronger, lighter and focused to take on anything.

Fitness guru Jillian Michaels’ creative take on dumbbells will transform your body, giving you the strong, streamlined muscles you’ve been repping for. Guaranteed.

In just this short time, you’ll work such magic on those abs, arms, thighs and butt, we bet you’ll make this your go-to routine all year round.

A lean body and strong, sexy muscles? It’s all in the bag with this tough but worthwhile routine.