Excess dietary salt is a killer and you should take any evidence to the contrary with a large pinch of the stuff, say Franco Cappuccio and Simon Capewell.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/theres-no-doubt-about-health-dangers-salt
[2] http://admin.indiaenvironmentportal.org.in/category/author/franco-cappuccio
[3] http://admin.indiaenvironmentportal.org.in/category/author/simon-capewell
[4] http://admin.indiaenvironmentportal.org.in/category/journal/new-scientist
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/salt
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-kingdom-uk
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/global