After 30 years in the fitness industry, John Paul Catanzaro explains why personal trainers must plan financially, build a sustainable business, and invest consistently for long-term success.

What does a real day look like after 30 years in the fitness industry? Here’s a behind-the-scenes look at coaching, clients, and the routines that keep a personal training business thriving for decades. This year marks 30 years since I began my career as a personal trainer. Over those three decades, I’ve seen a lot…