COVID-19 Variants: A Comparative Analysis

August 27, 2021

COVID-19 Variants: A Comparative Analysis
Share the article

The Covid-19 viruses have taken forms ever since it was first discovered. Viruses constantly change due to mutation. When a virus undergoes one or more mutations, it is called a variant. Coronavirus has caused several variants across the globe.

Once a virus enters the physical body, its genetic material enters the cells and starts making copies of itself which may infect the other cells. Whenever a blunder occurs during this copying process, it triggers a mutation. Covid-19 mutations of significance are divided into three types.

They are:

  • Variant of Interest
  • Variant of Concern
  • Variant of High Consequence.

Variant Originated from Month and year Countries affected Symptoms
Alpha Variant United Kingdom September 2020 Minimum of 173 countries such as the United Kingdom, Bulgaria, Wales, Ireland, United States. Chills, loss of appetite, headache and muscle aches.
Beta Variant South Africa May 2020 122 countries including United States 50% more transmissible, severe infections.
Gamma Variant Brazil November 2020 62 countries including Canada, Italy, United States Body aches, sore throat, diarrhoea, conjunctivitis, headache, loss of taste or smell.
Delta Variant India 2020 96 countries including Singapore, France, Spain, UK, USA Persistent cough, headache, fever, and sore throat. Headache, sore throat, runny nose, and fever seem to be more common.
Delta Plus Variant India 2020 Spread across many states including Punjab, Madhya Pradesh, Tamil Nadu, Maharashtra Skin rash, change in the color of the toes, sore throat, shortness of breath, loss of smell, diarrhea, headache, or runny nose, etc.
Kappa Variant India December 2020 Minimum 50 countries which include USA, Canada, Ireland, Australia Rashes everywhere on the body, high fever, cough, runny nose, and red and watery eyes.
Lambda Variant Peru December 2020 Minimum 30 countries counting Chile, Mexico, Germany and Argentina. Loss of smell, taste, fever and cough.

Disclaimer: We recommend consulting a Doctor before taking any action based on the above shared information.


Chat with us!
Chat with us