John Mayer says he has a granuloma next to his vocal cords . Mayer 's soon-to-be-released album `` Born and Raised '' also will be delayed . Granuloma is a small area of tissue inflammation . It can be caused by many things, but it's most commonly due to the stress and strain that comes with performing live shows for long periods of time.
John Mayer says he has a granuloma next to his vocal cords . Granuloma is a small area of tissue inflammation . It can be caused by many things, but it's most commonly due to the stress and strain that comes with performing live shows for long periods of time.