Hydrogen sulfide is a compound with the molecular formula H2S. It's colorless, flammable, toxic and extremely malodorous. Hydrogen sulfide is perhaps best known as the chemical that gives rotten eggs their unforgettable odor. In trace concentrations, it's unpleasant and nothing more, but at higher l

The BUN test, or blood urea nitrogen test, is a blood test designed to show the level of nitrogen that is in the bloodstream. This nitrogen is a byproduct of urea. When protein is broken down in the liver, urea is made and passed on through the body in the form of urine. If there is urea nitrogen in

Types of CholesterolThere are actually two types of cholesterol. LDL (Low density lipoprotein) is "bad" while HDL (high density lipoprotein) "good." Both are made and used by the body in adequate amounts, making it unnecessary to have high-cholesterol foods in our diet. The medical...

Hyperkalemia is the condition of having too much potassium in the body. According to mayoclinic.com, hyperkalemia can be caused by medications, hormone deficiencies, too many potassium supplements, alcoholism and impaired kidney function. If you have high potassium levels, there are ways to treat th