Our Mission Statement

itsnotyourfault.ie is a new information portal setup by the Medfit group to promote healthier attitudes towards obesity and provide factual information backed up by peer reviewed international research.

Meet the Team

Professor Carel Le Roux is an internationally recognized expert on obesity and its treatment. He is a Research Professor at UCD, Head of Research at Medfit and he leads Medfit’s Weight Management team.



Professor Carel le Roux graduated from medical school at University of Pretoria, South Africa and was awarded his PhD in 2005 from Imperial College London. He is a member of a number of learned societies such as the Association for the Study of Obesity and the Nutrition Society.

He has been published extensively and currently holds a number of editorial roles for journals in his field including, Clinical Obesity and Surgery for Obesity and Related Diseases. Professor le Roux is an expert in metabolic medicine and is currently a Professor of Experimental Pathology, University College Dublin. He is recognised as a world leader in metabolism and obesity. Professor le Roux’s clinical focus is in the management of Type 2 diabetes, pre-diabetes, obesity, cardiovascular risk and other metabolic disorders.


Therese Coleman - Dietitian & Weight Management Specialist


 Therese Coleman is a registered dietitian and nutritionist. She graduated in 1999 with a BSc. (Hons) Nutritional Science from University College Cork, Ireland (UCC), where she also undertook postgraduate studies, gaining an MSc. in Food Business and Development (2001). 

Her research funded by the Higher Education Authority Programme for Research investigated attitudes to diet and health. Therese completed the postgraduate diploma in Human Nutrition and Dietetics at London Metropolitan University in 2011.

Therese worked within the Bariatric Services multi-disciplinary team (MDT) at University College London Hospital providing dietetic outpatient and inpatient service to patients undergoing bariatric surgery. She works as a dietitian at Medfit Proactive Healthcare and the National Rehabilitation Hospital.  Therese can provide consulations in the clinic or via Skype.


Dr Werd Al-Najim- Nutritionist

Werd Al-Najim

Werd Al-Najim is a Registered Nutritionist specialised in obesity. She holds a Bachelor Degree in Human Nutrition from Kingston University in London.

She completed her PhD at Imperial College London where she investigated a novel endoscopic intervention for obesity (the EndoBarrier) on food preferences in people with obesity and Type 2 Diabetes. She also holds a health coaching certificate from the Integrative Nutrition School in New York.

As part of her role in Medfit Proactive Healthcare as a Nutritionist, Dr. Al-Najim assists individuals with diabetes and obesity with weight management and blood sugar control. She provides an integrated approach to suit each individual's need rather than a ‘one size fits all’ approach.  She brings together the most recent scientifically proven nutrition recommendations to clinical practice. Dr. Al-Najim also leads a number of research studies as part of a collaboration between Medfit Proactive HealthCare and UCD.


Dr. Al-Najim can provide consultations in both English and Arabic in the clinic or via Skype.


Andy Grannel - Exercise Specialist

Andy is a qualified strength and conditioning coach with BSc and MSc in Exercise Physiology. He has experience in a range of sports with time spent in Brazil working with professional fighters and in California with La Galaxy and several athletes from the NFL, MLB and LPGA. 

He aims to begin a PhD in the coming months investigating autonomic physiology in athletes and sedentary individuals. 

With a diverse skillset Andy enjoys working with anyone who is seeking improvement. Whether you are joining Medfit to rehabilitate from an injury or illness, or if you are simply looking to lose some weight and build your confidence Andy will help your achieve your goals through an individualised approach.