Peter Attia· MD
we are actively doing a large trial that we have called prevent e4 to partially address this question if we took younger apoe4 carriers before they have dementia or before they have clinical symptoms can we show any effect on the brain and we had this immensely challenging question of should we look at 30 to 40 year olds or should we look at 55 to 70 year olds and in 2017 we made the decision to look at the 55 to 70 year olds because those people do cognitively decline with time