Every year, as the days shorten and the air chills, the wellness industry kicks into high gear, flooding us with the same message: Boost! Fight! Attack the oncoming season! The narrative frames our immune system as a sluggish soldier that needs aggressive stimulation, often leading us to grab expensive, high-dose supplements in a panic. But here is the truth: Your immune system is not likely weak, and the goal is not to put it into overdrive.  An immune system that is constan