The cause of strokes in younger people remains largely a mystery. iStockphoto.com hide caption

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Insomnia, feeling isolated, and bursts of anger are symptoms of the anxiety disorder known as PTSD. iStockphoto.com hide caption

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Japanese women drink green tea during an outdoor tea ceremony in Kobe, Japan. Making the brew a daily habit may be protective against stroke. Buddhika Weerasinghe/Getty Images hide caption

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A Daily Habit Of Green Tea Or Coffee Cuts Stroke Risk

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Doctors used a type of MRI test to look at the blood vessels in the brain of a woman with dystextia. The test confirmed she was suffering from a stroke on the right side of her brain Archives of Neurology hide caption

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Laurel Fontaine, 16, (left) and her twin sister Heather. When Laurel was 11 years old, she suffered a stroke that destroyed 80 percent of the left side of her brain. The singing therapy helped her regain the ability to speak. Ellen Webber for NPR hide caption

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Singing Therapy Helps Stroke Patients Speak Again

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