Latest Updates

Long COVID Symptoms Can Emerge Months After Infection

August 10, 2023
Long COVID symptoms can persist for a year after initial infection, or re-emerge months later after disappearing.

Gene Mutation May Explain Why Some Don’t Get Sick from COVID-19

July 19, 2023
A common mutation can help people infected with the COVID-19 virus avoid developing any symptoms.

COVID-19 Vaccines Saved Dementia Patients’ Lives in Nursing Homes

July 17, 2023
Deaths among older adults with dementia fell starkly in nursing homes and long-term care centers after COVID-19 vaccinations became available, but remained high for those living at home.

COVID-19 Lessons Learned: ‘Why Aren’t We Working on All Diseases Like This?’

June 14, 2023
Quantitative Biosciences Institute’s Nevan Krogan reflects back on the COVID-19 pandemic and how internal and external communications, funding and international partnerships all contributed to a speedy COVID-19 response.

COVID-19 Masks: Expert Tips for What You Should (and Shouldn’t) Do

May 31, 2023
Face masks remain crucial in preventing the spread of COVID-19, even with vaccine availability. The decision to wear masks depends on vaccination status, risk factors, and local hospitalizations. Medical N95, KN95, or KF94 masks offer the best protection.

Does Your Vaccine Type Matter in the Battle Against COVID?

May 09, 2023
COVID vaccine efficacy varied by age, BMI, sex, and smoking status, with levels changing over six months in a UCSF-led study. Pfizer and Moderna had higher antibody responses than Johnson & Johnson at one month, but Johnson & Johnson overtook them at six months.

How to Improve COVID Vaccination Rates With Emergency Room Messaging

February 22, 2023
UCSF researchers found that distributing pro-COVID-19 vaccine information in EDs in English and Spanish increased vaccine acceptance, especially among Latinos and those without primary care physicians.

COVID-19 Vaccines, Prior Infection Reduce Transmission of Omicron

January 02, 2023
California prisons saw more than 20,000 COVID-19 Omicron cases over a five-month period. However, vaccination and boosting kept hospitalization and death rates low.

Feeling Winded After Your Workout? Long COVID May Claim Another Symptom

October 12, 2022
A new study points to another persistent effect of COVID-19, identified months after infection: reduced exercise capacity.

Omicron’s Evolution and the New Bivalent COVID-19 Booster

October 04, 2022
Last month new “bivalent” booster vaccines made by Moderna and Pfizer became available that protect against currently circulating Omicron variants as well as earlier strains of the SARS-CoV-2 virus that causes COVID-19. This Q&A features Joel Ernst, MD, a UCSF professor of medicine whose...