Nature World: Aging isn't just all about genes, exercise, and diet. Exposure to certain toxicants commonly found in the environment can accelerate physiological aging far more that you may think, a recent study suggests.
The study, published in Trends in Molecular Medicine, names arsenic in groundwater, benzene in industrial emissions, ultraviolet radiation in sunlight, and the estimated 4,000 toxins in cigarette smoke as "gerontogens" - toxins in the environment that can accelerate the aging process.
According...