Okay , so this isht a top reason, but it illustrates the larger point.
CTS is caused by the nerves in your arm being compressed. Eventually you can lose most, if not all function, of your arm. Its similar to rheumatoid arthritis
For more info: https://www.ninds.nih.gov/carpal-tunnel-syndrome-fact-sheet
While there are a variety of factors that can be attributed to this (much of which could be addressed by a fully functioning government funded healthcare system that provides for preventative car) one of the most common factors is long term, repetitive motions in the hands and arms
Let me repeat:
LONG TERM, REPETITIVE MOTIONS IN THE FINGERS, HANDS, AND ARMS
Which brings me back to our current system of wage slavery.
When you have to work long hors with barely enough pay to survive:
-don't have the time to get preventative care
-lack of accessible information on how to deter it
-little consequences for workplace related injuries
-little funds to pay it.
-little, if any PTO or medical leave to recover
How much does the surgery cost in 2022?
Forget about occupational therapy and complications; if:
Total outpatient carpal tunnel surgery cost without complications is $2,451
Source: https://www.carpalrx.com/post/carpal-tunnel-surgery-cost
The rest of the article cited above is interesting to read.
CTS is disabling, and while it does't seem as severe on the surface, can be acutely painful.