A dotFIT answered. The half-life, which is the time required by the body to metabolize or inactivate 1/2 of a substance activity, for caffeine (doses lower than 4.50mg/lb) ranges from 2.5 to 10hrs. Meaning, caffeine has little to no pharmacological effect after this time but may still be present in small amounts in the body.
Brewster (CDP), Massachusetts. Brewster is a census-designated place (CDP) in the town of Brewster in Barnstable County, Massachusetts, United States. The population was 2,000 at the 2010 census, out of 9,820 in the town of Brewster as a whole. Geography
Barnstable is a city, referred to as the Town of Barnstable, in the U.S. state of Massachusetts and the county seat of Barnstable County. Barnstable is the largest community, both in land area and population, on Cape Cod. At the 2010 census it had a population of 45,193. The town contains several villages within its boundaries. Its largest village, Hyannis, is the central business district of the county and home to Barnstable Municipal Airport, the airline hub of Cape Cod and the islands of Mart