Decompression sickness arises from nitrogen bubbles forming in the body due to rapid pressure changes during ascent https://spiritliveaboards.com/blog/...r-guide-to-decompression-sickness-prevention/. Symptoms can be mild, like fatigue, or severe, affecting the nervous system. Preventative measures include slow ascents, adherence to dive tables or computer guidelines, and proper surface intervals between dives. Recognizing early signs and seeking prompt medical attention are crucial for effective treatment.