Abstract
Infectious viral diseases are the never-ending challenge that can emerge or re-emerge in unpredictable regions and at unpredictable times. Human beings are facing an intractable problem in unexpected time and place due to these viral diseases. Human, ecological, and viral related factors are the contributing factors in the emergence or re-emergence of viral infectious disease. Travel, mass gathering, urbanization, fragile or deteriorated health systems, weak disease surveillance system, limited laboratory diagnostic capacity, war, migration, poor hygienic practice, illegal animal trade, hunting and eating infected animals are among human-related factors that contribute in emergence or re-emergence of viral infectious disease.
Highlights
Considerable progress has been made in the area of medical sector, the emergence or re-emergence of novel pandemic viruses remains an enduring problem in human health [1,2]
Even though there are some speculations, our globe is still searching the exact source of COVID-19 pandemic
Environmental and viral related factors are risky factors involved in the emergence or re-emergence of viral infectious diseases or spreads of disease
Summary
Considerable progress has been made in the area of medical sector, the emergence or re-emergence of novel pandemic viruses remains an enduring problem in human health [1,2]. Emerging or re-emerging viral diseases, Contributing factors, Coronaviruses, COVID-1 Knowing the contributing factors for emergence or re-emergence viral infectious diseases is the forefront step in mitigating the problem by tracing mode of transmission, suggesting the preventive and controlling methods, searching and identifying reservoirs of infection.
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