Delta and Omicron variants
2021–2022 · Event
Highly transmissible SARS-CoV-2 variants (Delta mid-2021, Omicron late 2021) drive new waves; vaccines retain protection against severe disease.
On these timelines: Medicine & Public Health, Master
More from Medicine & Public Health
- Pasteur develops germ theory of disease (1861)
- Discovery of penicillin (1928)
- Jenner's smallpox vaccine (1796)
- First public demonstration of surgical anaesthesia (1846)
- Lister introduces antiseptic surgery (1865)
- Vesalius's De humani corporis fabrica (1543)
- Hippocrates (460 BCE)
- Harvey describes the circulation of the blood (1628)
Around 2021
- Rein Me In (Sam Fender and Olivia Dean) (2026)
- COVID-19 pandemic (2019)
- Pop music: the 2020s (2020)
- Sprinter (Dave and Central Cee) (2023)
- Russian invasion of Ukraine (2022)
- Shape of You (Ed Sheeran) (2017)
- Someone like You (Adele) (2011)
- I Don't Care (Ed Sheeran and Justin Bieber) (2019)
- Blinding Lights (The Weeknd) (2020)
- Drivers License (Olivia Rodrigo) (2021)