Um dos artigos que achei interessante na Nature desta semana.
When smokers quit, their bodies gradually begin to undo the damage cigarettes have wrought. But contrary to popular belief, not all of the body's systems make a full recovery. Although the risk of heart disease, for example, eventually returns to that of a nonsmoker, the risk of getting lung cancer and emphysema — a progressive lung condition that leaves sufferers struggling for breath — remains elevated even if the patient hasn't smoked a cigarette in decades.
"You are reducing the risk of disease by quitting," says Raj Chari, a cancer biologist at the British Columbia Cancer Research Centre in Vancouver, Canada, "but it isn't going back to zero.
2 months ago