Dr Markos Klonizakis is a Reader in Clinical Physiology, in the Centre for Sport and Exercise Science of Sheffield Hallam University. Markos has a special interest in developing and exploring the effects of lifestyle interventions in clinical and healthy-but-sedentary populations. Having recently led successfully FISCU ("Exploring the Feasibility of Implementing a Supervised Exercise Training and Compression Hosiery Intervention in Patients with Venous Ulceration") to completion, he now leads a programme exploring the physiological effects of regional diets in cardiovascular health of sedentary populations as well as a Heart Research UK-funded project on the exploration of the physiological effects of electronic cigarettes.