What is norovirus, how does it spread and how long is the incubation period?
IndependentDec 23, 2021
UK Set to Test World's First Norovirus Vaccine
Above: An Electron Micrograph of the Norwalk Virus. Image copyright: BSIP/Contributor/Universal Images Group via Getty Images
The Facts
Pharmaceutical firm Moderna is set to test the world's first vaccine against norovirus, a highly contagious stomach bug. The virus reportedly causes around 12K hospitalizations in the UK alone — and 685M cases of gastroenteritis globally — each year, especially during winters.
Norovirus spreads via contact with infected people or through contaminated surfaces or food and water. Its symptoms are nausea, vomiting, diarrhea, high temperature, severe abdominal pain, and aching limbs. The so-called "winter vomiting bug" affects people of all ages.
The Spin
Narrative A
A norovirus vaccine will mark a crucial breakthrough. Norovirus's ability to spread rapidly in close quarters makes it a public health concern. With no current treatment and prevention reliant on hygiene, a vaccine would be a game-changer — potentially reducing the burden of outbreaks and preventing severe cases.
Narrative B
The increase in norovirus cases is a natural consequence of returning to normal social interactions after a long period of COVID-era cloistering. The human immune system needs exposure to common viruses to maintain strength. While a vaccine is always welcome, overreacting to a situation could lead to unnecessary panic and disruption of daily life.