Osmolality -Serum

What is the serum osmolality test?
The body will constantly lose water as you breathe, sweat, and urinate. When we don't drink enough water, our blood is enriched with chemicals. That is called . The blood serum in your veins and arteries doesn't contain any blood cells. Serum osmolality tests check for the chemical imbalances in the blood; they measure the level of chemicals in the liquid part of the blood (serum). Various chemicals affect serum osmolality, including sodium, chloride, bicarbonate, proteins, and sugar (glucose).