A negative look from someone else may mean nothing more than they're constipated!
Caffeine restricts blood flow to the brain.
A lot of people don't know the brain is 85% water, so anything that dehydrates you like caffeine or alcohol is bad for the brain.
Caffeine dehydrates the brain and body.
Less than 7 hours of sleep at night causes lower overall brain function.
To feel successful, you must be able to be honest about the things that are really important to you.