California Department of Public Health Issues Immunization Recommendations for 2026-27 Respiratory Virus Season

The California Department of Public Health (CDPH) and the West Coast Health Alliance have released immunization recommendations for the upcoming 2026-2027 respiratory virus season, covering COVID-19, influenza, and respiratory syncytial virus (RSV). These guidelines emphasize immunization as the best protection against serious illness, community transmission, and strain on the healthcare system. The recommendations prioritize protecting vulnerable populations, including the youngest and oldest individuals, pregnant people, those in congregate settings, and healthcare workers.