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Largest exercise ball class: To achieve this huge class successfully, 391 members had to follow instructions from Team GB taekwondo Olympian Sarah Stevenson and former 'Record Breakers' host and three-time Olympic medallist Kriss Akabusi. A once in a lifetime chance to get workout tips from a real Olympian, participants left feeling good about their bodies and achieving the record.

Aaron Cook's taekwondo dream inspired by the Power Rangers

European Champion Aaron Cook , who is self-funded after quitting the GB Taekwondo set-up last year, explains how he manages his time between training and the sponsor appearances which allow his to pay his support team. Cook, who became an honorary Power Ranger 2011, also tells BBC Sport's Nick Hope that the TV series inspired him to take up taekwondo at the age of five and how he wants to win multiple Olympic gold medals.

London 2012: Lutalo Muhammad says he can win Olympic gold

Lutalo Muhammad says he "can't wait" to prove GB Taekwondo was right to pick him ahead of Aaron Cook at London 2012. The 21-year-old received hate mail following his nomination for the Olympic squad, but insists he has the potential to win gold this summer.

Relive Peaty's gold & Carlin's silver

Taekwondo - Team GB are officially off! #RioBound ✈️🇬🇧

Lutalo Muhammad gives GB Taekwondo another Olympic dilemma

London 2012 stamps released by Royal Mail to mark two years to the Olympic and Paralympic games