Why are so many young people getting cancer? What researchers do and don't know
Researchers are investigating the rising incidence of cancer among younger populations, a trend previously associated with older age groups. Potential factors under study include diet, environmental toxins, and lifestyle changes, though no definitive cause has been identified.
Why it matters
Understanding the root causes of early-onset cancer is critical for public health policy and the development of preventative medical strategies.
Heidi Ledford reports for Nature from Seattle, Washington.
The report summarizes scientific inquiry and acknowledges the current lack of consensus among researchers.
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