You spent good money on biometric dive tech—heart rate monitors, breathing sensors, temperature tracking—but if you're skipping calibration, you're essentially carrying expensive paperweights underwater. In this episode, Marcus Okafor walks through the complete biometric dive safety checklist that ensures your sensors deliver accurate, actionable data instead of meaningless noise. Whether you're running a dedicated biometric dive computer or standalone sensors integrated with your existing setup, this guide covers every step from physical inspection to system integration that separates reliable dive monitoring from dangerous guesswork.

• Physical inspection starts before you power anything on—check chest strap condition, clean optical sensor windows of sunscreen and debris, and examine contact surfaces for salt corrosion that commonly ...