According to doctors of Thanjavur, change in daily routine is helpful to improve immunity. Mostly our habits are the prime reason behind weak immunity, said by a Immunologist in Thanjavur. Stem cell Transplantation is one of the remedial procedure performed at immunology hospitals in Thanjavur. Reviews of some hospitals like K R Annamalai Hospital are very convincing. Care takers in medical centre of Thanjavur are very professional and practised.