US researchers said that undiagnosed cases of celiac disease, where the immune system has a strong adverse reaction to the protein found in wheat and other grains, appear to have increased dramatically in the last 50 years. They also found, over a 45 year follow up, that people with undiagnosed celiac disease have a nearly four-fold increased risk of premature death from any cause.

Politico’s Blog “Under the Radar” explores the HHS’ recent decision to revise documents submitted to the Federal Register regarding a change in HIV-related immigration policy.