Dr Austin Jeans is a specialist sport, exercise and lifestyle medicine physician in Harare, Zimbabwe, where he has practised medicine for 30 years. He graduated in medicine from the Godfrey Huggins School of Medicine in Harare. After initially pursuing a medical career in the military and emergency medicine, he completed a postgraduate degree in Sports Medicine at the University of Cape Town. He has been Zimbabwe's Chief Medical Officer to four Olympic teams, three Africa Games teams, National Cricket, Rugby, Judo and Hockey teams and consults for several National Sports Federations. He is a member of the Zimbabwe Olympic Committee's Medical Commission and sits on World Rugby's Developing Nations Medical Subcommittee. He is currently the Medical Director of the Rolf Valley Sports Medicine Centre, the Innovate High Performance Centre and the Low-Carb Companion Lifestyle Program. He has written many public information media articles and has given numerous lectures on topics relating the low-carb, high-fat lifestyle to weight loss, improved health outcomes and sports performance. He is an active age-group athlete in triathlon, swimming and eco-adventure racing.