"We have so many drugs to treat cancer, but almost none to prevent it," says Gunaje. "Cancer is not going away, so we need to find ways to prevent it.” A study initially investigating aspirin as a preventive treatment for colorectal cancer coincidentally uncovered a mechanism that might explain how fruit and vegetables reduce the risk of developing this disease.

"We have so many drugs to treat cancer, but almost none to prevent it," says Gunaje. "Cancer is not going away, so we need to find ways to prevent it.” A study initially investigating aspirin as a preventive treatment for colorectal cancer coincidentally uncovered a mechanism that might explain how fruit and vegetables reduce the risk of developing this disease.