Harvard Health Letter

In Brief: Is there a downside to low-sodium diets?

In Brief

Is there a downside to low-sodium diets?

We're supposed to limit our daily sodium intake to less than 2,400 milligrams, which is about the amount in a teaspoon of table salt. In return, we cut our high blood pressure risk.

But a Canadian researcher says all the low-sodium admonitions may be having the unintended consequence of lowering iodine consumption.

To continue reading this article, you must login.
  • Research health conditions
  • Check your symptoms
  • Prepare for a doctor's visit or test
  • Find the best treatments and procedures for you
  • Explore options for better nutrition and exercise
Learn more about the many benefits and features of joining Harvard Health Online »