How Covid-19 Led to a Sharp Drop in US Life Expectancy

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The onset of Covid-19 five years ago became one of the most devastating public health crises in recent history. During the pandemic’s first two years, life expectancy in the United States plummeted by approximately 2.7 years—marking the steepest decline since World War II. Here’s an in-depth look at how the pandemic has contributed to these grim statistics:

Heart Disease and Covid-19

Heart disease, long the leading cause of death in both the U.S. and globally, saw its impact amplified by Covid-19. The pandemic exacerbated existing cardiovascular conditions, making heart-related deaths even more prevalent.

The Surge in Strokes and Blood Clots

SARS-CoV-2, the virus responsible for Covid-19, is known to induce dangerous blood clotting, leading to an increase in strokes and other serious health conditions. These complications added to the strain on healthcare systems, further contributing to mortality rates.

The Opioid Crisis and Rising Overdose Deaths

The pandemic coincided with a deadly opioid epidemic, resulting in a surge in fatal overdoses. This crisis elevated unintentional injuries to become the third-leading cause of death in the U.S. in 2022.

Other Contributing Factors: Alcohol and Liver Disease

Social isolation, stress, and disruptions to healthcare during the pandemic led to increased alcohol consumption, which, combined with rising liver disease cases, further pushed down life expectancy.

Also Read – First U.S. Death Linked to H5N1 Bird Flu Reported in Louisiana

Reduced Deaths from Respiratory Diseases: A Temporary Silver Lining

While Covid-19 wreaked havoc, the social distancing measures, mask-wearing, and hand hygiene also reduced deaths from influenza and respiratory syncytial virus (RSV), diseases that disproportionately affect the very young and the elderly. However, as these measures eased, infections from these viruses surged once again, exacerbating the pandemic’s toll.

A Gradual Decline in Mortality Rates

By the fourth year of the pandemic, widespread immunity from vaccinations and previous infections began to lower mortality rates. However, long-term health issues, including heightened risks for dementia and developmental delays, continue to surface. These emerging conditions serve as a reminder that, although the world may have moved on from Covid, the virus has not moved on from us.

Covid-19’s lingering effects will be felt for years to come, with lasting consequences for global health and longevity.

Rishika Ahuja

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