Bypass surgery treats symptoms of coronary heart disease. That happens when a waxy substance called plaque builds up inside the arteries in your heart and blocks blood and oxygen from reaching it. You may feel things like:
85% of the approximate 8.7m population of Bulgaria speak the official language, Bulgarian. 2.5% speak Macedonian, considered in Bulgaria as a dialect of Bulgarian and not as a separate language. Other minority languages include Romani, Turkish, spoken by 9% of the population, and the related languages of Gagauz, Tatar, and Albanian.
History of Bulgaria. The history of Bulgaria can be traced from the first settlements on the lands of modern Bulgaria to its formation as a nation-state and includes the history of the Bulgarian people and their origin. The earliest evidence of human occupation discovered on what is today Bulgaria date from at least 1.4 million years ago.