In this podcast Fred Herbert and Tracy Herbert share an interview with Dr. William Hsu, who is the Chief Medical Officer at L-Nutra. He talks about fasting with food using the Prolon Fasting Mimicking Diet created by Dr. Valter Longo. Fasting is an important Longevity Codes strategy and this interview gives us compelling reasons to consider the Fasting Mimicking Diet as a regular part of the longevity plan.