31 Jan–1 Feb 2026 219 days to go! #RunShow

Arj Thiruchelvam

National Running Show Coach of the Year Finalist

Arj Thiruchelvam is a highly accomplished running and performance coach who has written Sports Science Degrees and helped nearly 2,500 novices to Team GB Olympians smash their personal bests across all distances.

Working with world leading brands in Nutrition and Athletics and utilising his experience as a Decathlete, Arj uses his own scientific model to provide recommendations based on the latest research.

His vast knowledge means he is regularly invited to feature on national TV & radio, in print and online, which complements his belief that everyone should have access to elite level coaching tips.

Arj is the founder of Performance Physique, a National Running Show Coach of the Year Award Finalist and an official International Running Expo Athlete & Influencer.