Will we ever reach herd immunity? Top doctors say it may never happen. “It’s sad,” said UCSF’s Dept. of Medicine Chair Dr. Bob Wachter. “It’s possible we will never reach herd immunity.”#coronavirus #covid19 #herdimmunity 39Webay area covid casesbay area covid newsbay area masksbob wachterCalifornia covidcdc mask mandateCoronaviruscovid casescovid in bay areaCovid mask mandateCOVID-19COVID19covid19 immunitydelta variantdoctorhealth guidelines bay areaHerdherd immunityimmune systemIMMUNITYimmunity39is there a mask mandateMask Mandatenew mask mandatenewsReachTOPucsfUCSF39svideoVITAMINvlogYouTubeRelated Posts Cicada COVID Variant Spreading in U.S. | What Doctors Want You to Know Now April 12, 2026 New COVID Variant Affecting Kids April 7, 2026 What to know about ‘Cicada,’ the new COVID-19 variant #shorts April 6, 2026 New ‘Cicada’ COVID variant detected as experts urge caution April 4, 2026 New COVID variant spreading April 2, 2026 Long COVID: Persistent Virus or Immune Response? #shorts April 2, 2026