Anxieties and aspirations: The making of active, informed citizens

In writing The Code of Health and Longevity in 1818, Sir John Sinclair hoped that with the provision:

of the facts and observations, which are most essential for the preservation of health, . . . that it will now be in the power of every considerable person, to ascertain what rules are suited to his particular situation, and to adopt those which are likely to be most efficacious.