Inhaling salt raises blood pressure

For people who work in an environment where many salt particles hang in the air, it’s possible to breathe one’s way to high blood pressure, an occupational-health study shows.

Kripa Haldiya and his colleagues at the Desert Medicine Research Centre in Jodhpur, India, offered medical checkups to 758 workers at salt mills in Rajasthan. The mills produce salt by extracting it from brine.