Professor Winyard's internationally leading research into the redox regulation of the inflammatory response is relevant to many different human diseases - spanning from rheumatoid arthritis to dermatitis, and from cardiovascular disease to Alzheimer's disease. He has published well over 300 original research papers and reviews, many of which are highly cited in the literature. Over the last decade, he has developed a particular interest in human skin-related anti-inflammatory and antimicrobial effects of phytochemicals in watercress.