*Immunosenescence*
*Immunosenescence* is defined as decline in immunity associated with age.This is major cause of mortality and morbidity with advancing age.
*Why immunity declines-* It's a normal aging process and also due to recurrent infection and inflammation.
*Effect of decline in immunity*
It leads to recurrent infection,autoimmue diseases and cancers.
*How to enhance immunity*
1. Stop smoking
2.keep drinking under control
3. Avoid excessive exposure to 
4.limit exposure to chemicals, carcinogen including man made hydrocarbons
5. Shed extra kilos as abdominal fat increases risk of inflammation besides known risk of diabetes, heart disease and hypertension.
6. Regular exercise
7.Good sleep
These seven steps will go a long way in enhancing immune health and reducing mortality and morbidity associated with advancing age.
