This 250+ page book has been approved by TWiEA - The World Isometric Exercise Association (www.TWiEA.com). Currently, the entire range of books written by Brian Sterling-Vete and Helen Ren e Wuorio about the Bullworker, isometrics, and other related forms of exercise are the only books to have received this approval together with TWiEA's 5-Star Rating. NOTE: Authors and exercise specialists, Brian Sterling-Vete and Helen Ren e Wuorio have worked closely with the NHS Innovation Team at the Greater Manchester Mental Health NHS Foundation Trust on two isometric exercise trials during 2020. The trials were an outstanding success and they are now moving into a third trial phase before looking towards an expansion of the use of isometric exercises into the entire NHS across the UK, and having TWiEA conduct isometric exercise instructor training programmes for key NHS staff. The NHS (National Health Service) is one of the largest health services in the world with over 1.2 million people are