Definitions and Classification of Blood Pressure Levels. Essential, primary, or idiopathic hypertension is defined as high BP in which secondary causes such as renovascular disease, renal failure, pheochromocytoma, aldosteronism, or other causes of secondary hypertension or mendelian forms (monogenic) are not present. Essential hypertension accounts for 95% of all cases of hypertension.
In 1996, California voters passed Proposition 215, making the Golden State the first in the union to allow for the medical use of marijuana. Since then, 22 more states, the District of Columbia and Guam have enacted similar laws.
Starting a Marijuana Business: A State By State Guide. California, Maine, Massachusetts and Nevada recently passed laws legalizing the recreational use of marijuana. Arkansas, Florida and North Dakota enacted medical marijuana initiatives, bringing the total of states (and the District of Columbia) that allow some form of marijuana use to 33.