People don't consume it just to stay functional, there are positives associated with caffeine that may outweigh the negatives. In particular, if you have any d

People don't consume it just to stay functional, there are positives associated with caffeine that may outweigh the negatives. In particular, if you have any dementia in the family, it is one of the only known effective ways to reduce that risk. http://www.ncbi.nlm.nih.gov/pubmed/21422521 http://www.ncbi.nlm.nih.gov/pubmed/21422521 http://iospress.metapress.com/content/d885346618q57103/fulltext.html http://iospress.metapress.com/content/d885346618q57103/fullt... http://www.ncbi.nlm.nih.gov/pubmed/19158424 http://www.ncbi.nlm.nih.gov/pubmed/19158424 http://www.ncbi.nlm.nih.gov/pubmed/20182054 http://www.ncbi.nlm.nih.gov/pubmed/20182054 The most stunning result: http://health.usf.edu/nocms/publicaffairs/now/pdfs/JAD_Arendash_Caffeine.pdf http://health.usf.edu/nocms/publicaffairs/now/pdfs/JAD_Arend...