Beta blockers. Beta blockers, also called beta-adrenergic blocking agents, treat a variety of conditions, such as high blood pressure and migraines. Find out more about this class of medication. Beta blockers, also known as beta-adrenergic blocking agents, are medications that reduce your blood pressure. Beta blockers work by blocking the effects of the hormone epinephrine, also known as adrenaline. When you take beta blockers, your heart beats more slowly and with less force, thereby reducing blood pressure.
The Vikings came from three countries of Scandinavia: Denmark, Norway and Sweden. The name 'Viking' comes from a language called 'Old Norse' and means 'a pirate raid'. People who went off raiding in ships were said to be 'going Viking'.
Geography. Vikings lived in or came from what today is called Scandinavia or the Scandinavian countries: Denmark, Norway and Sweden. During the viking age Norwegian vikings settled in Ireland, Iceland, Greenland and even had a camp in Wineland, today's Newfoundland.he Word Viking. The word Viking means a pirate, and the noun Viking means a pirate raid. It's a Scandinavian word describing the seafaring raiders from Scandinavia, but has come to mean all Scandinavians in the viking age between 800 and 1050 AD.