On another thread it was mentioned that people now are less well off than their parents generation, for the first time in ages. Long term that might reflect in longevity.
Perhaps, more investment needs to be in social care, and preventative measures.
Kent, you might be able to answer this; as our population rises and housing continues to be an issue, does this resulting increase in population density, allow an increase in illness by easier spreading- bit like the old days, but with lesser diseases.