You can still fix the December damage without taking out a payday loan…
Grid Active At virgin Active, nationwide
This is 30 minutes of seriously intense obstacle training. It improves movement and flexibility and can burn around 500 calories in just one session.
Flatline At Gymbox, Farringdon london
Dubbed the hardest workout in the world, Flatline tests all elements of strength and stamina over a 45-minute period. Complete with a sick corner...
bootcamp At xercise 4 less, nationwide
A challenging all-body, free weight workout that mixes cardio and resistance exercises. Think battle ropes, slam balls and core bag lifts.