News Non-smokers under 50 with high fruit and vegetable intake show higher lung cancer risk in USC study by Dr Natalie Singh - Health Editor April 23, 2026 by Dr Natalie Singh - Health Editor April 23, 2026 Researchers at the University of Southern California found that non-smokers under 50 who ate more fruits, vegetables and whole grains had a higher likelihood of developing lung cancer. The observational … 0 FacebookTwitterPinterestEmail