There is a growing number of sites agreeing that salt is good for our health - check these out:

Salt, We Misjudged You
Global, regional and national sodium intakes in 1990 and 2010
Shaking up the Salt Myth: The Human Need for Salt
The (Political) Science of Salt
Add Salt to Your Food Daily - Despite What Your Doctor Says
Salt Sensitivity of Blood Pressure in Humans
Levels of sodium intake recommended by CDC associated with harmful health outcomes
Salt is good for you
Dietary Salt: Medical Science Corrects a Long-Standing Error
Salt, energy, metabolic rate, and longevity
Limit Your Salt Intake? More Conventional Nonsense
Salt is good for you
Home of the Salt Institute
12 Reasons Why Salt is GOOD for you!