Scientists have pioneered a new way to monitor sodium levels in the blood—without drawing a single drop. By combining terahertz radiation and optoacoustic detection, they created a non-invasive system ...

Salt offers a simple way to boost the flavor of our meals, but eat too much and it can negatively impact heart health. Luckily, there are quite a few salt substitutes you can use for similar taste ...

Few people with high blood pressure were using salt substitutes, even though they are a simple and effective way to lower sodium intake and manage blood pressure, according to preliminary research ...

DEAR DR. ROACH: My mother’s blood test has a sodium level of 130 mEq/L. She is not on diuretics, and she does not have heart or kidney problems. She is on thyroid medication and omeprazole. Do I need ...

SAN FRANCISCO, CA — Earlier this week, the Institute of Medicine (IOM), after conducting a comprehensive review of the scientific literature, stirred up some controversy by concluding that the data ...

Salt, or more precisely the sodium it contains, is very much a "Goldilocks" nutrient. Low sodium levels cause a drop in blood volume, which can have serious, sometimes deadly, health consequences.

A lot of people with high blood pressure say the same thing in the clinic: "Doctor, I don't even put salt on my food." But ...

Dear Dr. Roach: My mother’s blood test has a sodium level of 130 mEq/L. She is not on diuretics, and she does not have heart or kidney problems. She is on thyroid medication and omeprazole. Do I need ...

In older age, low sodium tends to be caused by taking certain medications, kidney problems, or infection. However, there can be multiple causes, and the treatment depends on the cause. Sodium is an ...