An updated Covid-19 booster shot came out last month, but as of last week, only 1 in 10 people have gotten one. Maybe we’re all a little booster fatigued. Dr. Shireesha Dhanireddy is the director of the Infectious Diseases Clinic at Harborview, and the Clinical Lead at UW Medicine’s COVID-19 Vaccines and Therapeutics program. She’s here to tell us why people have been slow to get their next booster, and what might happen if more people don’t get theirs soon.