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.
Colorado, Washington Become First States to Legalize Recreational Marijuana. In a groundbreaking move, Colorado and Washington voters have passed referendums legalizing marijuana for recreational use. The drug is still banned under federal law. Colorado's Proposition 64 to the state's constitution makes it legal for anyone over the age of 21 to possess marijuana and for businesses to sell it. The voters have spoken and we have to respect their will, Colorado Gov. John Hickenlooper said in a statement.