Recent studies show that soda, including diet soda, may be bad for more than just your teeth; It may be bad for your brain.
Both sugary, diet drinks correlated with accelerated brain aging. Excess sugar -- especially the fructose in sugary drinks -- might damage your brain, new research suggests. Researchers found that people who drink sugary beverages frequently are more likely to have poorer memory, smaller overall brain volume, and a significantly smaller hippocampus. A follow-up study found that people who drank diet soda daily were almost three times as likely to develop stroke and dementia when compared to those who did not.
Read Article; https://www.sciencedaily.com/releases/2017/04/170420162254.htm