Sheryl Crow's Brain Tumor: How Serious Is It?

AP FILE - This April 18, 2012 file photo shows musician Sheryl Crow at the Entertainment Industry Foundation's "Unforgettable Evening" in Beverly Hills, Calif. Crow revealed to an audience that she has a benign brain tumor.Sheryl Crow just announced she has a brain tumor -- but the singer insists there's nothing to worry about.50-year-old Crow told the Las Vegas Review…Breast cancer survivor Sheryl Crow has gone public with another health scare, revealing that she has a benign tumor in her brain. Doctors diagnosed the non-cancerous tumor last fall and the singerAP FILE

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