RRP USA $12.90. RRP UK £10.50. Whether it is your 1st marathon or your 100th, this book has methods to make you fitter, faster and more resilient. Dr Jim finished in the top half of his age group at the 2016 Ironman Triathlon World Championship in Kona, Hawaii. A few months earlier, he ran 3 marathons sub-3 hours in 3 weeks, including his lifetime fastest (2:51) and 3rd fastest (2:55). Dr Jim is faster than ever at age 53 and he reveals his secrets to success. Insight from a physician who has studied the sport and personally raced more than 50 marathons. This illustrated book contains detailed (mile-by-mile) Marathon Race-day Plans for Finish Times from 2:14 to 6:14. Detailed 12 to 16 week Training Plans for runners and triathletes aged from 18 years to 75 years. For of all abilities from beginner to elite. The easiest Training Plan starts with just 11 miles running each week and has a Peak Training week of 24 miles. The hardest plan has Peak Training of 100 miles in a week. A comprehensive guide that includes advice about nutrition, lifestyle, injuries and ailments. The aerobic and anaerobic energy releasing systems of the body are explained. These methods can work for you. Go for it !!!!!