Staying awake
Name the most difficult physical task you can imagine. Lifting a heavy object? Out running an angry bear? Jumping over a wide chasm? How about this one: staying awake when your mind and body want to sleep? You know the feeling. It’s been a long day and you’ve enjoyed a good evening meal. Now you’re at a meeting and the air conditioner just isn’t doing its job. As the speaker drones on and on, your eyelids begin to droop and your eyeballs roll back as if to examine their sockets. Your mind begins to shut down. Your head begins to nod. Suddenly, your head nods a bit too far ...