Editor's note: We present here a contributor's analysis on a recent and vastly debated topic, shedding light on a study in which DAN Europe researchers are also involved. The article explores the intricate link between Heart Rate Variability (HRV) and decompression stress. There’s nothing divers love more than finding a way to shave five minutes off their decompression, whether the justification is a particularly tasty surface snack waiting on the...