Leading nutrition expert Patrick Holford presents an in-depth health seminar in Joburg&nbsp;on May 12&nbsp;as part of a four-stop South African tour from May 9-12 (also in Cape Town, Durban, and Port Elizabeth). Holford&rsquo;s books have become must-have guides for achieving optimal nutrition and his work focuses on the connection between the food we eat and weight gain, stress and poor energy levels.&nbsp;<br /> <br /> Holford&rsquo;s motivating approach is built around achieving lasting results.&nbsp;<br /> Topics that Holford will delve into include how to: Improve your mood and mental alertness; eat a wide range of delicious foods and still lose weight;&nbsp;regain your energy and zest for life, increase your resilience to stress; break free from anxiety and poor sleep; and, dramatically decrease your risk for diabetes, heart disease and cancer.&nbsp;<br /> <br /> Two seminars will be held on the day. From 14:00-16:00 and 18:00-20:00.