Home Martingales Martingales Martingales can improve ridden welfare, suggests study A pilot study has found a link between martingales and rein tension on horses ridden by novice riders Q&A: What is a Market Harborough? Expert advice on using a Market Harborough as a schooling aid The running martingale: what it is and why use it? Everything you need to know about running martingales The bib martingale: what is it and why use it? Derby winning trainers, Maureen and William Haggas talk about the type of martingale they prefer