Imagine this scenario: You have a couple of drinks with dinner, finish up, and head home. You feel perfectly fine, completely clear-headed, and completely in control of your vehicle. Yet, after being pulled over for a minor traffic issue—like a broken taillight or failing to signal early enough—you find yourself at a Houston police station an hour later blowing a 0.09%. How is that possible if you felt entirely sober behind the wheel? The answer comes down to biology, timing,