Sodium was first isolated by Humphry Davy in 1807 by the electrolysis of sodium hydroxide. Among many other useful sodium compounds, sodium hydroxide (lye) is used in soap …

Dec 4, 2025 · In 1807 Sir Humphry Davy became the first to prepare sodium in its elemental form, applying electrolysis to fused sodium hydroxide (NaOH). Sodium is an important constituent of …

Sodium is essential to all living things, and humans have known this since prehistoric times. Our bodies contain about 100 grams, but we are constantly losing sodium in different ways so we …

Jul 18, 2025 · Hyponatremia is the term used when your blood sodium is too low. Learn about symptoms, causes and treatment of this potentially dangerous condition.

Sodium is the fourth most abundant element on earth, comprising about 2.6% of the earth's crust; it is the most abundant of the alkali group of metals. It is now obtained commercially by the …

Although sodium is the sixth most abundant element on earth and comprises about 2.6% of the earth's crust, it is a very reactive element and is never found free in nature. Pure sodium was …

Dec 19, 2025 · Sodium is a mineral that helps regulate blood pressure and nerve function. Most people get more sodium than they need, which may increase the risk of heart disease.

Jun 10, 2025 · Get periodic table facts on the chemical and physical properties of the element sodium, along with history, uses, and other fun facts.

Sep 13, 2025 · Table salt accounts for 90% of the sodium in the U.S. diet. Sodium helps balance fluid and electrolyte levels in the body. This balance can affect blood pressure and kidney and …

Aug 1, 2024 · Maintaining proper sodium levels in your blood is critical to health. Learn about the symptoms of low sodium, sodium blood tests, and normal sodium levels.