So you've signed up for a marathon. Congrats! You're about to join a special club of people who voluntarily run 26.2 miles. Bold move. But here's the thing. Between now and race day, there's a whole lot of mileage to cover. And how you handle that mileage? That's where things can go sideways fast. Most runners don't fail because they're lazy. They fail because they're too eager. They pile on miles, skip rest days, and treat every run like it's a race. Sound familiar? Let's b