How can we avoid the breakdown products of pesticides that may increase the risk of Alzheimer’s disease as much as if you carried APOE e4, the so-called Alzheimer’s gene? Although there is a growing list of Alzheimer’s disease susceptibility genes, those genes account for less than half of all Alzheimer’s cases. Here is the “single most compelling” piece of data on the potential control we have over the disease: When it comes to identical twins with the exact same genes, if one gets Alzheimer’s, the other usually does not. So, we have to think about all the other contributing factors beyond ju...