Caffeine has been known to give a whole heap of benefits - from giving that first jolt in the morning to keeping high concentration and perky vibe throughout the day.
Coffee may be the most popular, but it can also come from caffeine mints and pills, chocolate (beverage and milk bars alike), cake, yogurt, and tea!
Yes - tea. That seemingly innocuous cup of tea can give you that much-needed boost.
It’s such a healthy, delicious drink and there are many ways to drink it. But just the same, tea can give you your daily caffeine fix without the jitters.
Let’s cut to the chase.
Like any other tea, green tea can be a good source of caffeine.
The level of caffeine may not be as high as that found in a tall cup of coffee. But it’s enough to get you out of your morning or afternoon slump.
Both coffee and tea can give you the caffeine fix that you need, but one eases into your system and the other hits you like a truck.
On average, a tall cup of coffee (8-oz serving) usually contains 100 mg to as much as 400 mg of caffeine, while a cup of green tea of the same size is anywhere between 30 and 50 mg. 
Related article: How much caffeine is in your favorite brand of coffee?
To give you an idea, here’s a table showing the various brands of green tea.
After consuming green tea, this is exactly what happens to you:
The benefits of green tea go on, even before hitting the hay. Let me count the ways:
If you’d like to know more about the benefits of green tea and how you should make it, here’s Dr. Mike telling us more!
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Caffeine is known to bring a great deal of health benefits day in and day out. From helping you get clear, misty-looking skin, carry a sprightly vibe throughout the day, or win the gold in your favorite sport, caffeine just keeps winning the java-lover in you.
But it’s not all rainbows and butterflies. Sometimes, having one too many cups of joe leads to unwanted side effects, turning a regular caffeine hit into a love-hate relationship.
Upset tummy is perhaps one of the *supposedly* negative effects of being too caffeine-happy. Hear a growling tummy or feel a nagging pain in the stomach? Must be your fourth cup of coffee, right?
But is caffeine really to blame?
Sleep before exams can be elusive.
Losing sleep is frustrating, tiring and can seem like the end of the world to a young scholar who wants to do the best possible on an exam.
But according to the University of Cincinnati Health, if you miss a night or two of sleep, most people can still function well. Even though it may seem disastrous if you don’t get to sleep the night before a test, all may not be lost.
Caffeine keeps you alert, enhances concentration, and alleviates fatigue— so it would only be good to drink copious volumes of caffeinated beverages before an exam in school, right?
Maybe, maybe not.
In this article, we’ll find out what to do pre-exams, caffeine-wise.