It's not just insulin: Diabetes patients struggle to get crucial supplies

In the first three months after getting his Dexcom continuous glucose monitor, Ric Peralta managed to reduce his average blood sugar level by three percentage points. "It took me from not-very-well-managed blood sugar to something that was incredibly well managed," says Peralta, a 46-year-old optician in Whittier, Calif., who was diagnosed with Type 1 diabetes in 2008.