When most people think about losing weight, the first thing that comes to mind is cardio  — long runs, endless minutes on the bike, or sweating through a fast-paced class. Cardio definitely has its benefits, but is it the ultimate  key to weight loss? Not exactly. Cardio helps you burn calories in the moment, improves heart health, and boosts overall conditioning. But weight loss is more complex than simply burning calories during a workout. In fact, relying on cardio alone c