Breadcrumb Home News & Insights Ask the Doctors Expert advice from UCLA Health Internal Medicine doctors Eve M. Glazier and Elizabeth Ko. Researching GLP-1 drugs and Parkinson's progression April 22, 2026 3 min read Eustachian tube dysfunction causes blockage April 20, 2026 3 min read Super-agers have healthy cognitive function April 17, 2026 3 min read Tonsil stones may be cause of bad breath April 15, 2026 3 min read Hemosiderin staining known side effect of iron infusions April 13, 2026 3 min read Carry the essentials in a vacation first aid kit April 10, 2026 3 min read Stress just one factor in high cortisol levels April 8, 2026 3 min read Neuropathy has many causes beyond diabetes April 6, 2026 3 min read View all Ask the Doctors articles