Although interesting, the title way overstates the claims of the article. The article is focusing on surgery to reduce pain. Pain can't be measured externally, it's subjective.
Most surgery is not like that, it involves some objective condition. Such as before you had an appendix, now you don't. Before your bone was broken in the wrong shape, now it's the right shape.
Most surgery is not like that, it involves some objective condition. Such as before you had an appendix, now you don't. Before your bone was broken in the wrong shape, now it's the right shape.