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In page Decompression sickness:

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  • 1840: Charles Pasley, who was involved in the recovery of the sunken warship HMS Royal George, commented that, of those having made frequent dives, "not a man escaped the repeated attacks of rheumatism and cold".[3]
  • 1841: First documented case of decompression sickness, reported by a mining engineer who observed pain and muscle cramps among coal miners working in mine shafts air-pressurized to keep water out.[citation needed]
  • 1854: Decompression sickness reported and one resulting death of caisson workers on the Royal Albert Bridge.[4]