Diseases after Natural Disaster

Diseases after Natural Disaster

June 13, 2017 0

Natural disaster Natural disaster is a calamitous event that is caused by nature. It is an event with atmospheric, geologic, and hydrologic origins. Disaster mainly […]

Polio vaccination

Introduction to Public Health

May 17, 2017 0

  Health The World Health Organization (WHO) described health in 1948, as “A state of complete physical, mental and social well-being and not merely the […]