Sometimes in life, you really can't beat the old stuff. Old friends, old tunes, old movies - we love them all. And when it comes to working out, it seems we're partial to going retro too: indoor step ...

You’ve watched your favourite ‘Grammers smashing out fitness classes from afar and you’re keen to get in on the action but, if you’re honest, the thought of rocking up to a new class as a beginner ...