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The World’s Most Dangerous Borders charts Reza Pakravan’s journey across the width of Africa

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To say that Reza Pakravan has a thirst for adventure may be an understatement. He’s absolutely gasping, it seems, to find outlets for his derring-do. The 46-year-old has cycled 11,000 miles from Norway to Africa, fighting thieves and battling malaria along the way, biked across the Sahara Desert and undertaken a 4000-mile journey across the … Read more

Blood test could determine Covid-19 risk by scanning width of red blood cells 

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Blood test that measures the size of a person’s red blood cells could spot people most at risk of falling seriously ill or dying from Covid-19 Scientists have found a link between size of red blood cells and Covid mortality   So-called RDW test measures the size range of a person’s red blood cells  A healthy and … Read more