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Coronavirus diseases are caused by viruses in the coronavirus subfamily, a group of related RNA viruses that cause diseases in mammals and birds. In humans and birds, the group of viruses cause respiratory tract infections that can range from mild to lethal.
The COVID-19 pandemic in Canada is part of the ongoing worldwide pandemic of coronavirus disease 2019 . It is caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Most cases over the course of the pandemic have been in Ontario, Quebec, British Columbia and Alberta. Confirmed cases have been reported in all of Canada's ...
Transmission and life-cycle of SARS-CoV-2 causing COVID-19. Coronaviruses vary significantly in risk factor. Some can kill more than 30% of those infected, such as MERS-CoV, and some are relatively harmless, such as the common cold. [49] Coronaviruses can cause colds with major symptoms, such as fever, and a sore throat from swollen adenoids. [91]
The COVID-19 pandemic in British Columbia formed part of an ongoing worldwide pandemic of coronavirus disease 2019 , a novel infectious disease caused by severe acute respiratory syndrome coronavirus 2 . On January 28, 2020, British Columbia became the second province to confirm a case of COVID-19 in Canada. [2]
A COVID‑19 vaccine is a vaccine intended to provide acquired immunity against severe acute respiratory syndrome coronavirus 2 , the virus that causes coronavirus disease 2019 . The COVID‑19 vaccines are widely credited for their role in reducing the spread of COVID‑19 and reducing the severity and death caused by COVID‑19.
SARS-CoV-2 is the seventh known coronavirus to infect people, after 229E, NL63, OC43, HKU1, MERS-CoV, and the original SARS-CoV. [105] Like the SARS-related coronavirus implicated in the 2003 SARS outbreak, SARS‑CoV‑2 is a member of the subgenus Sarbecovirus (beta-CoV lineage B). [106] [107] Coronaviruses undergo frequent recombination. [108]
While there is some overlap between social medicine and public health , there are distinctions between the two fields.Distinct from public health, which concentrates on the health of entire populations and encompasses broad strategies for disease prevention and health promotion, social medicine dives deeper into the societal structures and conditions that lead to health disparities among ...
One of the social impacts of COVID-19 is its influence on healthcare. Two main changes in healthcare include the providers’ experience of patient care and delivery of care. With the start of COVID-19 pandemic, healthcare workers struggled to keep up with an increase in demands, a reduced capacity, increased stress and workload, and to lack of ...