The maximum amount of caffeine one should ingest in a sitting is about 250 mg. Anything beyond this will not increase energy; it will merely cause jitters and other negative effects.
As much as you need to stay awake.
Caffeine is found in coffee and helps you to stay awake.
caffeine is a potent substance that can help you stay awake.
Lots of caffeine! ;)
The best coffee to stay awake is one that is high in caffeine content, such as espresso or dark roast coffee.
That is a question with many variables, such as how strong the coffee is, how much you drink of it, how long you have already been awake/when you last slept, how much energy you have already used that day, your height and weight and a few other variables... There is no standard time that coffee/caffeine keeps you awake.
Caffeine only lasts so long -- if you've not gotten a good night's sleep and are tired, your body is going to fall asleep anyhow. Too much caffeine also makes you nervous, and can upset your stomach.
Caffeine cannot replace sleep and should not be used regularly to stay awake as the drug can lead to more serious sleep disorders, such as insomnia.
Taking a shower would be the best idea to stay awake or to wake up anytime.
Sleeping disorders, No, but it does make you stay awake when you are falling asleep not from a drug or disorder but from just being tired.
Coke Zero contains caffeine, which is a stimulant that can help increase alertness and reduce the feeling of fatigue. The amount of caffeine in Coke Zero is lower than that found in a standard cup of coffee, but it can still contribute to staying awake if consumed in moderation. However, individual responses to caffeine can vary, so its effectiveness in keeping someone awake may differ from person to person.
Drinking coffee can help you stay awake during late-night study sessions because it contains caffeine, a stimulant that can increase alertness and reduce feelings of tiredness.