Need More Caffeine? Consult Caffeine Zone First!
Many times throughout the day, you feel your eyelids droop down further and further and you reach for your next cup of coffee. How much caffeine is bad for you? Should you wait for that last cup of coffee you finished to kick in first?
Consult the Caffeine Zone app before you consume more coffee! This app was created by professors at Pennsylvania State University and it uses a formula to gauge if you need more caffeine.
Caffeine Zone from CNet News
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