亚洲最大福利网站_4hu四虎永久网址_麻豆国产原创_国产成人av一区二区

You're drinking your coffee at the wrong time
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

12/23 09:21