In the new year, everyone is dusting off their trainers and heading to the gym to kick-start their fitness resolutions.

Did you know if you work on a computer it’s likely that you sit between four and nine hours a day?

You know the drill. There’s that person who’s always in the gym at the same time as you, but you’ve never spoken. Or the first time you walk into a class and the fear of not knowing anyone feels like a workout in itself.