Effects: Low oxygen and internal damage, as well as (RARE) light bleeding
Treatments: Opiate and liquid oxygenite, items to cure bleeding.
Preventions: Wear some form of ear protection, or diving suit.
Cause: Pulmonary barotrauma occurs from holding your breath during ascent, which allows pressure to rise in your lungs. The increase in pressure results in rupture. Air also may penetrate into the tissue around your lungs. The classic cause of an air embolism is rapidly ascending to the surface because of panic. - Google
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-------------------------------EAR BAROTRAUMA (Not sure whether this should be added)
Effects: Slowly taking damage, extreme damage, tinnitus
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, hearing loss Spoiler
, the bend effect when drunk could also be used.Treatments: Antibiotic glue, opiates, and some form of ear treatment (Decongestant, earplugs that assist in ear barotrauma resistance)