As the colder weather rolls in, many people may be experiencing a decline in their health, which is likely being caused by the trio of viruses currently circulating around Northern Ireland.
The chillier months typically see a spike in sickness as viruses thrive and our immune defences are down, not to mention more time spent huddled indoors, creating a hotbed for germs. This perfect storm is prompting fears of a ‘tripledemic’ this winter.
The three nasty viruses in circulation around NI - a simultaneous spread of Covid-19, influenza (flu), and respiratory syncytial virus (RSV) - all have similar overlapping symptoms like fever, cough, runny nose, and fatigue.
READ MORE: NI health officials vaccination appeal amid 'tripledemic' fears this winter
READ MORE: PHA warns vaccination could be 'difference between life or death this winter'
It has led health officials here to urge people to take up seasonal vaccinations when offered to protect themselves and the health service this winter. The joint appeal from the Department of Health and Public Health Agency (PHA) comes ahead of another highly challenging winter period for NI's key health and social care services.
According to the PHA, flu and RSV activity continues to increase while Covid-19 cases have decreased across some surveillance indicators.
Stormont's Health Minister Mike Nesbitt has said vaccination offers the best defence for individuals who may suffer more serious illness or hospitalisation as a result of viruses that we can catch more frequently in winter while Dr Joanne McClean, Director of Public Health at the PHA, said vaccines are safe, effective and free for all those in the eligible groups.
But what is a ‘tripledemic’ and how can we protect ourselves against the nasty winter viruses that are doing the rounds?
What is a ‘tripledemic’?
“A ‘tripledemic’ refers to side-by-side outbreaks of three respiratory illnesses, typically occurring during the autumn and winter seasons,” explains Dr Chun Tang, a GP at Pall Mall. “In recent years, it’s been used to describe the simultaneous spread of COVID-19, influenza (flu), and respiratory syncytial virus (RSV).
“Each of these viruses can cause severe illness, especially in vulnerable groups like the elderly, young children, and those with weakened immune systems.”
But why are people talking about it now?
“It is of particular concern now because, as these viruses circulate together, they can put pressure on the NHS due to a greater influx of patients,” says Tang.
Do RSV, flu and COVID-19 have similar symptoms?
“RSV, flu, and COVID-19 share many overlapping symptoms like fever, cough, runny nose, and fatigue, which can make it difficult to tell the difference between them,” notes Tang.
However, some are some key differences to look out for.
“COVID-19 may lead to a loss of taste or smell and more frequent breathing difficulties,” highlights Tang. “RSV often causes wheezing and is more likely to affect infants, while the flu tends to hit quickly with sudden fever and body aches.
“If you’re unsure, testing can confirm which virus is responsible.”
Tang urges anyone whose symptoms become severe or worsen over time to contact their local GP, especially if you have trouble breathing, persistent high fever, confusion, or chest pain.
“For infants, seek medical attention if they are struggling to breathe, are dehydrated, or if the child becomes unusually lethargic,” he adds.
Is it possible to get all three viruses at the same time?
“Yes, it’s possible to contract more than one of these viruses together,” warns Tang. “Being infected with multiple respiratory viruses can increase the severity of illness and make it harder for the body to recover, especially for those with weakened immune systems or existing health conditions.”
Who is most at risk?
“The people most vulnerable to severe illness from a tripledemic include young children, older adults, and individuals with underlying health conditions, such as asthma, diabetes, or weakened immune systems,” says Tang.
“Babies under the age of one, especially those born prematurely, are at higher risk from RSV, while older adults and those with chronic conditions may face more serious complications from the flu and COVID-19.”
What do people need to know about treatment?
Treatment depends on the virus causing the illness.
“Flu and COVID-19 have antiviral medications available, but they work best when started early,” explains Tang. “RSV typically requires supportive care, such as fluids, rest, and fever control, though severe cases in infants may require hospitalisation.
“For all three, the focus is on managing symptoms – hydration, rest, and medication to control fever and discomfort.”
How can you protect yourself from this?
You can protect yourself by keeping up to date with available vaccines.
“There are vaccines for flu and COVID-19, and this year an RSV vaccine has been approved for older adults,” highlights Tang. “Vaccination is crucial for reducing the risk of severe illness.”
Eligible people can book in for a vaccination via the NHS website, the NHS App, or by calling 119 for free.
Practicing good hygiene is also very important.
“Regular hand washing, mask-wearing in crowded places, and staying home when sick can help reduce the spread,” says Tang.
Taking vitamin D supplements can also help support immune health.
“Many older adults are at risk of vitamin D deficiency, particularly in winter when sunlight exposure is low,” explains Tang. “While vitamin D can help boost overall immunity, it’s not a specific treatment for these viruses.
“However, ensuring adequate levels through supplements or diet may help reduce the risk of respiratory infections.”
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