Recommended by a sports doctor: These three books will keep you fit and healthy. Ingo Froböse: “9 rules for an optimal metabolism” 2023 Ullstein, ISBN-13 978-3-548-06806-0.

“Muscles – the Health Makers’. This workbook contains the practical quintessence of the bestseller ‘The Metabolism Compass’, which summarizes the most important rules for all people over 40 who want to improve their metabolism.