forms over millions of years in the pore spaces of sedimentary rocks from remains of ocean-dwelling phytoplankton; over time it migrates upward toward the highest point in the porous rock because it is less dense than the rock.
Hereditary hemochromatosis (hee-muh-kro-muh-TOE-sus) is a genetic disease that causes the body to absorb and store too much iron. Iron is an important nutrient that our bodies get from food.
Gaucher disease is a rare genetic disorder in which a person lacks an enzyme called glucocerebrosidase. Causes Gaucher disease affects an estimated 1 in 50,000 to 1 in 100,000 people in the general population. Persons of Eastern and Central European (Ashkenazi) Jewish heritage are more likely to get this disease. It is an autosomal recessive disease.