This is the way the world ends, not with a bang but a blinding light thousands of times brighter than the midday sun.
In 1960 a group of US scientists calculated
What Folks Should Know About Strokes
The most common kind is an ischaemic stroke, where a clot cuts off blood flow to part of the brain. This causes 85 per cent of strokes. Less common is a haemorrhagic stroke, caused by bleeding in or around the brain when a blood vessel bursts or leak
