NEW DELHI: Veteran social activist Anna Hazare has been admitted to a hospital in Mumbai, according to reports.Hazare, 89, has been admitted for medical treatment. Further details about his condition and the reason for his hospitalisation were not immediately available.Hazare, who has been associated with several anti-corruption and social reform campaigns, rose to national prominence during the 2011 anti-corruption movement, when he led a hunger strike demanding a strong Lokpal law.Further details about his health are awaited.