1. Sugar It gives you high blood sugar which erodes your blood vessels and lowers your blood flow to the brain.Sugar is inflammatory and is one cause of dementia and Alzheimer'sMakes you diabetes. It is addictive. Makes you Obese.The best for getting Cancer.If your weight goes up your physical function of your brain goes down.
2. Low blood flow to the brain.What can cause that?Caffeine, nicotine, and marijuana,  because they decrease blood flow to the brain.
Maybe you think with coffee you can increase your blood flow… The opposite is true caffeine which is also in Tea causes low blood flow because it constricts the blood vessels. There is a correlation between brain shrinking and caffeine.
100mg caffeine per day is okay and not more than consumed at different timesHow much Caffeine has 1 cup 240mlCoffee       80-100mgBlack tea  64-112mggreen tea 30-40mgMatcha  75 - 176 mg  1/2 -1 teaspoon Macha
It increases the risk of dementia.
What increases the blood flow to the brain?
Body exercisesGinkgo  Biloba, the most brilliant brain supplement, takes ginkgo 120mg twice a day.Root beetsOreganoRosemaryCinema 
40% of 40-year-olds have rectal dysfunction, and 70% of 70-year-olds have rectal dysfunction.If you have blood flow problems anywhere you have blood flow problems everywhere…
3. Low omega alpha 3 oil deficiencies… Eat ground flaxseed 30g/per day…The fish oil supplements don’t work when not taken by fatty food. If we eat more than 21g saturated fat or trans-fat per day the chances are 3 times higher to get Alzheimer’s!
Gum diseases can cause dementia take xylitol … I have written already about that.
3. Brain injuries through sports like football 
4.  Our smartphone and PC when used for instant gratification on social media and more than 3.5 hours of screen time/ day…Our social media can cause self-hate, depression, and anxiety, and that harms the brain. 
5. Loneliness increases dementia and brain problems   get connected 
6. Not enough Exercise, because that causes to low blood flow.
7. Stress Spirals (Chronic and prolonged stress).
8. Not enough sleep.
9. Mental laziness (Brain requires regular challenges)
10. Hidden resentments or Traumas (Toxic emotions buried in the subconscious)
11. Junk foods
12. Exposure to heavy metals (lead paint, filtering tap water, etc)

My Video: What Damages Your Brain? https://youtu.be/w1z4csXdNsg My Audio: https://divinesuccess.net/wp-content/uploads/2021/Podcast4/What-Damages-Your-Brain.mp3