A new type of bio-sensor can detect minute traces of glucose in saliva, tears and urine, doing away with pinpricks for diabetes testing. "It's an inherently non-invasive way to estimate glucose content in the body," said Jonathan Claussen, former Purdue University doctoral student and now a research scientist at the US Naval Research Lab.
Researchers from Postgraduate Institute of Medical Education and Research (PGIMER), Chandigarh, India found that chemicals present in chewing tobacco and other smokeless forms of tobacco affect the bodily enzymes along with impairing the genes or DNA, reports research.