“For example, a blocked carotid artery can cause a headache on the forehead, while a blockage towards the back of the brain can cause a headache towards the back of the head.
“This ultimately means that there is not one headache location that signals a stroke, since they can occur anywhere on the head.”
It warns that a migraine will produce sensations like auras, flashing lights, or tingling skin.
“While a stroke-related headache causes sensations to be lost, such as a loss of vision or feeling,” it says.
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Post source: Express