When you’re sick, save your glucose for your immune system. The next time you’re preparing to drag your aching body to work, here’s something to consider: Driving a car with a bad cold has been found to be even more dangerous than driving when mildly intoxicated. That’s because your immune system is using so much of your glucose to fight the cold that there’s not enough left for the brain. If you’re too glucose-deprived to do something as simple as driving a car, how much use are you going to be in the office (assuming you make it there safely)? Sometimes the job has to be muddled through, but
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