Seasonal influenza is an acute respiratory infection caused by influenza viruses that circulate in all parts of the world. It is a serious condition that can lead to severe complications such as heart attacks and strokes and has a huge human, societal, and economic impact.

Flu is a contributing factor to five out of the top 10 deaths globally, with 3 to 5 million severe influenza

cases reported worldwide. The WHO estimates that flu may be responsible for an estimated 290,000 to 650,000 respiratory deaths per year worldwide, with a global burden of about 10 million influenza-related hospitalizations every year.

According to a recent study, one is 10 times more likely to have a heart attack in the week after being

diagnosed with the flu and eight times more likely to have a stroke. People over 65 years of age are most susceptible to flu and its complications, because the

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