Australian scientists say they have developed the “holy grail” of blood sugar testing for diabetics, a non-invasive strip that checks glucose levels via saliva.

Danish drugmaker Novo Nordisk will offer cheaper insulin to U.S. diabetics in response to criticism over the high price of the medication and after similar moves by rivals Sanofi and Eli Lilly.

The U.S. FDA approved Regeneron Pharmaceuticals Inc.’s Eylea (aflibercept) Injection for all stages of diabetic retinopathy, which is the leading cause of vision loss in diabetic patients.

People with diabetes are more likely to report back and neck pain, but it’s still unclear if diabetes is the cause of their pain, a research review concludes.