Vaccines safety & Efficacy

Due to outbreak of odd diseases vaccines came into rescue to protect from invasion of deadly RNA into the host cell. Apart from efficacy, safety too matters as some of the vaccines causing adverse effects because of the unwanted reactions with the human body. Weighing the benefits and risk of vaccines evaluation, analysis, severity, mortality & morbidity of side effects must be taken into consideration. The risks must be known from vaccinating and non-vaccinating and calculate the benefits rather than risks associated with vaccines.