Coronavirus disease is caused by the virus SARS-CoV-2. It’s a new strain of coronavirus group. The first outbreak was in Wuhan in December 2019. Then it spread across the world rapidly and the World Health Organization has confirmed covid-19, a pandemic on March 11, 2020.
The word pandemic, epidemic and endemic are different terms, but are used interchangeably. Though these words cannot be given much preference, you need to know the difference between these words for better understanding of public health news.
- When a disease affects a large number of people of one region, it is referred to as epidemic.
- Endemic refers when the disease affects particular people or country
- Pandemic means, a disease that spreads over countries worldwide and affects a large number of people, who are not immune to that virus
- When people are affected in a very large number, i.e., greater than expected, it is called outbreak of the disease. If it is not controlled immediately it becomes an epidemic.
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What is Coronavirus?
Coronavirus belongs to the large virus family that can infect animals and humans. Several strains of coronaviruses cause different types of infectious disease in humans including, common cold, Middle East Respiratory Syndrome (MERS) and Severe Acute Respiratory Syndrome (SARS).
How It Spreads?
Studies show that SARS-CoV-2 spreads from person to person, though there is no evidence of the first spread to humans. When a person
infected with this virus coughs or sneezes, there are droplets that carry this infectious virus. These droplets land on the mouth, nose or eyes of someone who is in close contact (within 6 feet) with that person.
These droplets that carry the virus may also land in surfaces and objects. There is a high chance of people getting this virus by touching these surfaces or objects.
Some people, who are infected with covid-19, may have no symptoms and they can spread the disease to others. Elderly people and those with chronic health conditions like, heart disease, lung disease and diabetes, babies and toddlers who have not developed their immune system are vulnerable to this disease. New studies show that this virus can spread by air too.
It is important that you take proper precautionary steps, like washing your hands, maintaining physical distance, though you have strong immune system. Though most covid-19 cases are not serious, it has led to death for some cases. It is reported that this disease is dangerous than influenza and SARS.
As this is a new strain of coronavirus researches are going on to find possible ways of spread and how people get affected by this. Stay updated, regarding the guidance and any new findings on covid-19, from dependable sources. Follow the guidelines of your government and healthcare professionals to save yourself and your loved ones.
