Public health is all about doing the best we can for actual people, not a statistical and anonymous horde that exists nowhere outside of actuarial tables. That doesn't always align with the greatest profits for some large corporation. In fact, it almost never does, because of the time horizons involved.
A commentary was published last month on the blog site of the prestigious British Medical Journal telling us, in essence, that lifestyle medicine is ineffective. Specifically, it said that screening for chronic disease risk factors in the general population, and addressing them with lifestyle counseling in the clinical setting, is of no value.