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Reasons Why Flu is More Contagious in Older Individuals

It has long been known that the flu, or influenza, is more contagious in older individuals. But recent studies have revealed new insights on why this is the case and what can be done to prevent the virus from spreading. Here, we'll take a look at the findings of a study conducted by Medanta which uncovered why flu is more contagious among seniors and how we can all protect ourselves from it. After reading this post, you'll have a better understanding of why it's so important to stay informed and practice preventive measures during the flu season.

The Causes of Flu Contagion in Older Adults

Researchers from Medanta's study found that the flu is more contagious among older adults due to a weakened immune system and other factors that come with aging. For example, seniors are more likely to be exposed to the virus because their bodies are unable to fight off the invading virus as well as younger individuals can. Additionally, their age also causes them to have a reduced ability to produce antibodies and mount an effective immune response against contagions such as the flu.

Risk Factors for the Spread of Flu Among Older Adults

Aside from a weakened immune system, there are other risk factors associated with the spread of influenza among elderly individuals, such as contact with young children and close living quarters. Young children who haven't been vaccinated yet may carry the virus and share it with those around them, particularly seniors who are living in close proximity. This could lead to a greater susceptibility to catching and spreading the flu among an already vulnerable population.

Prevention Methods for Older People

Fortunately, there are methods by which seniors can keep themselves safe from catching or spreading the flu. One way is by getting vaccinated against it- immunization is recommended for all individuals over 65 years old and should be done before every flu season begins. Additionally, seniors should avoid contact with people who appear ill or have any cold or flu symptoms until they recover completely. Finally, regular hand washing and proper hygiene practices should always be employed in order to prevent contracting any type of viral illness symptom. 

Vaccines Targeted Towards Seniors 

In order to further protect older adults from getting ill from the virus strains that are most commonly circulating during a given year’s seasonal outbreak of influenza, manufacturers have developed vaccines specifically targeted toward this population group. These shots typically include higher concentrations of antigens than regular seasonal vaccines so as to provide extra protection against potential infections caused by these strains.

Stay Safe: Spotting the Symptoms of Flu and Viral Illness

With the changing of the seasons, it's important to stay aware of the flu and other viral illnesses that can affect our health. Knowing how to recognize these symptoms is key to taking proactive measures for prevention. In this blog post, we'll explore what flu and viral illness symptoms look like, so you can stay safe and healthy during the upcoming season.

Common Symptoms of Flu and Viral Illness:

When it comes to flu and viral illness symptoms, there are certain telltale signs that you should be on the lookout for. Both adults and children may experience similar symptoms, such as fever, chills, achiness, tiredness, sore throat, headache, runny nose, and cough. Some less common symptoms include nausea, vomiting, and diarrhoea.

It's important to note that some people may not exhibit any symptoms at all.

Early Detection is Key:

Early detection of these symptoms is key to avoiding serious illness. If you or someone in your family experiences any of the above-mentioned flu or viral illness symptoms, it is best to seek medical help immediately. A doctor can determine if it is indeed flu or another type of viral infection and recommend the appropriate treatment.

Serious Warning Signs:

It's also important to be aware of the serious warning signs that indicate immediate medical attention is needed. These could include difficulty breathing or shortness of breath; chest pain or pressure; bluish lips; confusion; sudden dizziness; severe muscle pain; dehydration; and an inability to stay awake or wake up.

Prevention Strategies: 

Prevention is always better than cure so understanding how to avoid getting sick from viruses in the first place is essential. To reduce your chances of contracting a virus such as the flu:

  • Get vaccinated each year according to public health recommendations;

  • Wash hands often with soap and water for at least 20 seconds;

  • Avoid touching eyes, nose, and mouth with unwashed hands;

  • Cover mouth while coughing or sneezing (ideally into a tissue);

  • Practice social distancing when possible by staying away from crowded places;

  • Avoid close contact with people who are sick;

  • Disinfect frequently touched surfaces regularly (e.g., doorknobs);

  • Consume good nutrition and get enough restful sleep each night.

Conclusion 

In summary, older individuals are especially prone to catching and spreading the flu due primarily to weakened immune systems caused by aging. However, there are preventive measures that can help them stay safe during flu season such as getting vaccinated, avoiding contact with those displaying symptoms, maintaining good hygiene practices, and seeking out vaccines specifically designed for this population group. With knowledge of why this population group is more vulnerable to infection comes an increased responsibility on our part in terms of providing them with adequate protection against it.

Dr. Gaganjot Kaur
Internal Medicine
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