Global Health Security and the Nipah Virus (Niv)

The UK Health Security Agency (UKHSA) identifies Nipah virus as a severe zoonotic pathogen—meaning it originates in animals (fruit bats) and "spills over" into human populations. Although there has never been a case in the UK, the virus is a major concern for global health because it causes acute respiratory distress and fatal encephalitis (swelling of the brain). The mortality rate is alarmingly high, with between 40% and 75% of cases resulting in death. Currently, there are no licensed vaccines or effective antiviral treatments. Because of this "medical gap," the UK government has designated Nipah as a high priority pathogen. This status triggers increased funding for research into rapid diagnostic testing and vaccine development, ensuring that if the virus were to spread via international travel, the health service would not be left defenceless.

Questions

1. Why is it vital for health promotion campaigns to focus on preventative behaviours (like washing fruit) when dealing with a virus like Nipah?
2. Why must the UK invest in research for a "high priority pathogen" even if there are currently no cases in the country?
3. How can healthcare practitioners apply infection control principles to stop the person-to-person spread of a respiratory virus?