WWMT - wwmt.com - Search Results The following is an archived video story. The text content of that video story is available below for reference. The original video has been deleted and is no longer available. Researchers link shingles to increased risk of stroke(NEWSCHANNEL 3) - British researchers say people who had shingles before the age of 40 are 74-percent more likely to suffer a stroke later in life. Patients over the age of 40 carry a 15-percent higher risk.Researchers are not sure of the reason.Shingles is a painful rash triggered by the same virus that causes chickenpox.