Lancaster firefighters take on Cha Cha Slide Plank challenge - video
Personal trainer Steve Cody is doing the exercise every day throughout 2019 with different groups to raise money for Cancercare.
A spokesman for Lancashire Fire and Rescue Service said: “Lancashire firefighters provide the highest calibre of service to the public, recently endorsed by Her Majesty’s Inspectorate of Constabulary and Fire & Rescue Services. “Their personal fitness is a key part of their capacity to maintain that standard and it’s great to see them enjoying a workout session with the celebrated personal fitness trainer and local lad Steve Cody.”