Causative Agent
Small pox is an infectious disease caused by the variola virus.
Symptoms
- Sudden fever
- Headache
- Backache
- Vomiting
- Occasional convulsions
- Rashes appear on the third day of fever and pass through the successive stages of macule, papule, vesicle, pustule and scab with subsequent scarring.Current Status of Vaccination
Now vaccination is not recommended because the disease has been eradicated, according to the World Health Organisation.