Your core is an interconnected group of muscles, not just your abs, that’s important to strengthen to support your body during exercise as well as everyday tasks.

The English We Speak is your chance to catch up on the very latest English words and phrases. In under 3 minutes, we help you stay ahead of the pack by giving you 'must have' phrases that you can ...

This page shows which BBC programmes are looking for contestants or contributors and all the information you need about taking part.