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Tobacco’s time warp: How centuries of smoke obscured our future

Sammer Marzouk, Cameron Sabet, and Ketan Tamirisa
Policy
January 1, 2025
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In the halls of the Smithsonian, we often contemplate how the past shapes our present. But a groundbreaking new study on tobacco use forces us to consider how our present actions will dramatically alter our future.

Research published in The Lancet Public Health reveals a staggering statistic: current smoking trends will rob humanity of over 2 billion years of life by 2050. To put this in perspective, that’s more time than has passed since the first tobacco seeds arrived in Europe from the Americas. It’s a number so vast it challenges our comprehension, yet it represents very real human potential—countless innovations, artistic creations, and moments of human connection—all going up in smoke.

The history of tobacco is a testament to humanity’s complex relationship with this plant. Native Americans used it for religious and medicinal purposes for thousands of years. The Mayans smoked tobacco in religious rituals as early as the 1st century BCE. For these ancient cultures, tobacco was a bridge between the physical and spiritual worlds, a plant imbued with sacred properties. European colonists, however, transformed tobacco from a spiritual aid into a global commodity, reshaping economies and sparking wars. The tobacco trade became a driving force of colonialism, with enormous plantations worked by enslaved people fueling the economies of the New World. By the 18th century, tobacco was being hailed as a miracle cure in Europe, prescribed for everything from headaches to cancer.

The 20th century saw tobacco’s cultural significance reach new heights. Cigarettes became a cultural icon, intertwined with notions of sophistication, rebellion, and stress relief. From Humphrey Bogart’s ever-present cigarette in Casablanca to the Marlboro Man’s rugged independence, smoking was woven into the very fabric of popular culture. It was a social lubricant, a marker of adulthood, a companion in times of stress and celebration alike. But this cultural cachet came at a devastating cost. The study shows that if we could eliminate smoking worldwide, we would save up to 2 billion of those lost years. Even reducing smoking prevalence to 5 percent globally by 2050 would salvage 876 million years of life. These numbers represent a pivotal moment in our species’ relationship with tobacco. For the first time, we can quantify the future we are sacrificing to this ancient habit.

It’s as if we are standing at the confluence of past and future, watching as centuries of cultural momentum collide with the stark realities of modern medical science. The tobacco industry, much like the colonial powers of old, has long profited from human addiction and suffering. But unlike our ancestors, we can no longer claim ignorance of tobacco’s deadly effects. The potential gains from eliminating smoking are extraordinary. The study projects that it could add 1.5 years to male life expectancy and 0.4 years for females by 2050. That’s a greater leap than many celebrated medical advancements of the past century. It’s comparable to the impact of antibiotics or vaccines—but achieved not through new medical breakthroughs, but simply by ending our relationship with a deadly plant.

This is not just about individuals living longer. It’s about the cultural and scientific advances those added years could bring. How many artists, inventors, or leaders might emerge from those reclaimed years? What discoveries and creations are we currently losing to premature, smoking-related deaths? The cumulative impact of millions of lives extended and enriched is impossible to quantify, but its potential is breathtaking.

As we stand in this moment, we must ask ourselves: how will future generations judge our actions? Will they see this as the era when humanity finally broke free from tobacco’s grip? Or will they view these statistics as a tragic missed opportunity, a future squandered?

The tools to create change are in our hands. Public health campaigns, policy changes, and shifting social norms have already dramatically reduced smoking rates in many countries. In the United States, for example, smoking rates have plummeted from 42 percent in 1965 to about 12 percent today. This progress shows that change is possible, that we can rewrite our cultural relationship with tobacco.

But progress has stalled in recent years, and the global picture remains dire. In many low- and middle-income countries, smoking rates remain high, and tobacco companies continue to aggressively market their products. The fight against tobacco is far from over.

This is more than a public health issue—it is a turning point in human cultural evolution. For centuries, tobacco has been intertwined with our art, literature, and social rituals. Now, we have the chance to write a new chapter in that story—one where we recognize the true cost of this relationship and choose a different path.

Imagine future museum exhibits dedicated to tobacco—not as a celebration of its cultural significance, but as a cautionary tale of how a plant enslaved humanity for centuries before we finally broke free. Picture the last cigarette ever smoked being placed in a museum case, a relic of a bygone era when we willingly inhaled poison for pleasure. The stakes could not be higher. Two billion years of human potential hang in the balance. The choices we make today will echo through generations. As we contemplate our long and complex history with tobacco, let’s ensure that its future becomes nothing more than a cautionary tale in the annals of human progress.

In the face of this evidence, inaction is not just negligence—it is a form of temporal vandalism, destroying future years as surely as if we were burning books or demolishing monuments. We have the opportunity to reclaim trillions of days of human life. It’s time we seized it, consigning tobacco to the museum shelves where it belongs, and embracing a smoke-free future rich with possibility.

Sammer Marzouk and Cameron Sabet are medical students. Ketan Tamirisa is an undergraduate student.

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