date:Nov 09, 2018
t what time. A chart will pop up showing you your alertness throughout the day. Plug in drinks earlier or later in the day to see if you'll be more alert when you need to be if you change your drinking times.
The formula used in the calculator was developed by scientists in the U.S. Army Medical Research and Materiel Command in Fort Detrick, Maryland. Because about 40 percent of U.S. soldiers sleep only five hours a day, researchers studied several caffeine doses in different sleep deprivation