Does dehydration really affect performance?

Lewis obtained a BSc in Food Science with Nutrition from the University of Reading, followed by an MSc in Sport and Exercise Nutrition from Loughborough University. He stayed at Loughborough to complete a PhD focussing on human water balance. Lewis became a Lecturer in Nutrition in 2012 and was promoted to Senior Lecturer in 2016. Lewis is currently Physiology and Nutrition Group Lead, Deputy Lead for the Sports Performance Research Theme, and also leads modules on the School’s undergraduate (Sport Nutrition) and postgraduate (Applied Nutrition) programmes. He is a keen sportsman, with a particular interested in cycling and combat sports, particularly mixed martial arts and boxing.