Then government got involved.
Today they are approaching 20% of GDP.
Coincidence?
the same thing happened when government got involved with the cost of college.
Right. Medicare lit the fuse of medical care inflation.
Your point is well taken and largely correct, in part; however, fedzilla indirectly got its fingers in the pie before that.
During WWII the Roosevelt admin capped wages so industrialists trying to grow their companies to service wartime contracts couldn't attract skilled workers by outbidding the wages offered by competitors. Consequently they had to offer additional benefits, one of the primary of which was health insurance. After that time, employer provided benefits came to be viewed more and more as "right," which of course became a prevailing attitude which government was more than happy to exploit.