Your Health: November 15, 2013 Caffeine, coffee and sleep

That cup of coffee may pick you up in the afternoon only to let you down later.{}{}{}{}{} New research indicates that afternoon pick-me-up may lead to a sleepless night.{}{}{}{}{} Sleep experts at the Henry Ford Sleep Disorders and Research Center in Detroit conducted a small study using caffeine pills containing the same amount of the stimulant as found in two to three cups of coffee.{}{}{}{}{}{} They learned that taking in caffeine even as long as six hours before bedtime disrupts sleep.{}{}{}{}{}{} Researchers say study participants lost more than one hour of sleep during the night.{}{}{}{}{} The findings in the Journal of Clinical Sleep Medicine suggests people should try to avoid caffeine after 5 p.m. if they want to get a good night's sleep.