It starts with a plant. Native to South America, Mexico, and the West Indies, tobacco belongs to the Nicotiana genus. Common tobacco (N. tabacum ) is a tall specimen. It grows four to six feet high. Its leaves are massive. Some reach three feet long. They are wide and usually topped with pink flowers.

Christopher Columbus didn’t invent the culture. He just reported it. When he reached the Americas, he saw people using the leaves exactly as we do today. They smoked them. They chewed them. They used them in snuff. But they also used them in religious ceremonies. There was a belief that the plant held medicinal powers.

That belief traveled west. Europeans took the idea back across the ocean. It became a commodity of immense value. British colonists relied on it. They traded it for manufactured goods from Europe. It was the chief exchange item.

Now we know the cost. The health risks are severe. Tobacco causes various cancers. It triggers a range of respiratory diseases. Campaigns against its use have been loud and persistent. Logic suggests usage should drop. It doesn’t. The number of users worldwide continues to rise.

The World Health Organization has a stark estimate. Smoking causes three million deaths every year. That is a lot of lives. The projection is even darker. Within two decades, tobacco will cause more deaths than any single disease.

Why does it persist? The plant is easy to grow. The leaves are potent. Nicotine is addictive. But the history is clear. We’ve known about the danger for centuries. We’ve traded it for profit. We’ve called it medicine when it wasn’t.

The leaves remain huge. The flowers are still pink. The damage, however, is not cosmetic. It is systemic. And the death toll is climbing.