Peter Attia· MD
and we think IG f decrease is really important part of longevity but we we've we learned something else and maybe I'm digressing because I'm sure you talked about it more that what we are doing in rats wasn't really caloric restriction we're doing intermittent fasting because in rodents we would bring the food in the morning they were hungry right they would eat all the food you know the 60% whatever we gave to it libido and they were fasting for 23 hours and and they had low you know low igf-1 level but in Eric reversing studies they didn't have low IGF because it wasn't caloric restriction like that they gave them just less food throughout the day