Lyndel's practice is in Birmingham and her clinical specialities include eating disorders and weight management. She sits on a number of weight management committees and is part of the scientific advisory panel for the Food and Drink Federation's 'Foodfitness' initiative. She has contributed to nutrition journals and the Manual of Dietetic Practice.

Lyndel won the Re-energise 'Health Professional of 2001' Nutrition Award, and is a past nominee for the Caroline Walker Trust Nutrition Award for an individual.

During 2004 and 2005, she was Chairman of the BDA PR Committee and a member of Council for the BDA.