An Insight into Covid-19: Transmission, Clinical Presentation and Prevention

Covid-19 is a respiratory and vascular disease caused by coronavirus. The first case was detected in Wuhan, China. They are enveloped RNA virus. The novel coronavirus first entered the human from animals, it is very contagious and can spread very fast.


COVID 1 9 Is transmitted through person to person contact through respiratory droplets. When a person coughs, sneezes and talks. The area of dispersion is within 6 feet this is the case with large droplets but small droplets can propagate more than 20 feet also, this virus can spread through contaminated surface as well. Areas of high risk of transmission are crowded places that are poorly ventilated

Signs and Symptoms

The clinical presentation can vary among people, some are asymptomatic or show very few symptoms, others on the other hand can show severe symptoms and even die.The most common symptoms include fever, cough, shortness of breath, chills, head ache, loss of smell and taste, runny nose, nausea, vomiting, diarrhea. The incubation time of this disease Is usually 2-14 days. Severe disease Is exhibited with shortness of breath and respiratory failure requiring ventilators and, in some cases, progressing to shock and multi organ failure.


The spread of this disease can be kept under control with taking certain precautionary measure wearing masks when going out, washing hands properly, ventilating rooms, avoiding crowded places and maintaining a distance

Wearing a mask

It is very important to wear a mask when going out and maintaining a distance of at least one meter, to reduce the risk of contracting the disease through talking orcoughing or sneezing.

When wearing one stop hygiene mask make sure you putit on properly. The correct method of wearing a mask is washing the hands properly before donning the mask and the mask worn should cover the nose mouth and chin. Make sure you don’t remove the mask outside and do not touch the mask often and do not reuse this mask, do not lower the mask when talking.

Fabric mask can be worn by people who are not under the risk group, the risk group includes elderlypeople above 60, have other medical condition, not feeling well, and those who look aftersomeone who is not well; this group Is advised to wear a surgical mask.

Avoiding crowded places

Avoid spaces that are crowded and not ventilated, and If there is no option but to attend take the necessary precaution trying to maintain distance and wearing mask.

Hand washing

Wash hands thoroughly with soap and water or clean hands properly with alcohol containing hand sanitizer, avoid touching the eyes nose or mouth.

Clean the most touched area frequently like door handles, phone with a disinfectant

Gain useful knowledge about the disease, know the signs and symptoms well, if you doubt you have the illness stay home and isolate yourself If you have minor symptoms like cough fever headache and contact health care service to receive advice with regards to your condition.

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