By Andrew M. Seaman NEW YORK (Reuters Health) - One in 10 people who have a stroke caused by a clot blocking blood to the brain go on to develop chronic pain, according to a new study. Researchers found that just over 10 percent of about 16,000 study participants developed chronic pain after their strokes, and that was also linked to a greater risk of physical and mental decline. While pain has been known to follow strokes, there has been confusion about how many people experience it and whether it causes other health problems. ...