You should consider a sleep study and brain scan. It's possible your brain may not be operating at total effectiveness, even if you don't realize it; you may ju

You should consider a sleep study and brain scan. It's possible your brain may not be operating at total effectiveness, even if you don't realize it; you may just have a condition where you don't experience tiredness. This doesn't necessarily imply that lack of sleep isn't detrimental for you, just that the signaling isn't set up right for you. For example, you could be at increased risk for Alzheimer's.