There is now evidence that the Covid-19 pandemic is influencing the expected lifespans of people in several parts of the world. One would expect this effect to be greatest in under-developed nations in places like South America and South Asia, but in fact, it also significantly affects developed countries in North America and the European Union.
And oddly, depending on how one measures life expectancy, this may have been a trend even before the pandemic. A productive lifespan is probably more affected by our lifestyles and diets than the pandemic, and the following explains why.