https://www.health.harvard.edu/mind-and-mood/vigorous-exerci...
The results indicate that aerobic exercise is more effective than any currently approved medication in fore-stalling Alzheimer's disease.
Also , keep your weight down.
https://www.endocrineweb.com/news/obesity/55627-being-overwe...
A new study found a culprit for the increasing rates of liver cancer: obesity. The study published in the journal, Cancer Research, found that high body mass index (BMI) and a large waist circumference were associated with an increased risk for liver cancer. In addition, having type 2 diabetes, another result of obesity, also increases the risk.
https://www.sciencedaily.com/releases/2018/07/180712100515.h...
https://you.23andme.com/reports/ghr.alzheimers/faq/
In addition, you may find it helpful to talk to a genetic counselor about your results; your GP/PCP should be able to get that sorted, although 23andme provides additional resources.
A family member has herpes and recently started showing signs of dementia. I’m going to have them try that regimen. I’m also going to reach out to that doctor.