Kaiser Permanente's Santa Clara Medical Center has detected several cases of Legionella and is treating building water while investigators try to find the source.

West Coast health officials recommend a second 2025–26 COVID‑19 vaccine dose for adults 65+ roughly six months after the first. Officials say the updated shots target JN.1 and are covered by Medicare Part B.

Millions of Americans are losing weight on GLP-1 drugs like Ozempic and Wegovy — and some are losing something else along the way. A new study co-authored by a Bay Area doctor finally puts hard numbers behind the bathroom drain evidence, and comes with a practical roadmap for what to do about it.

About $240 million in inactive SF City Option accounts may be transferred to the city's general fund on May 21 unless owners enroll or file claims.

Two city-run youth clinics in the Tenderloin and Haight are slated to close this summer as San Francisco trims its public-health budget. Workers and advocates are pushing back.

An invite‑only gathering at AGI House brought founders, clinicians and biohackers together to compare peptide "stacks" and watch a live self‑injection, prompting safety and regulatory questions.

Two deaths at San Jose State within a month have raised questions about campus deterrents, secrecy and the need for more mental‑health support.

San Francisco confirmed its first city case of the more severe clade I mpox in an unvaccinated adult; health officials say risk is low but urge vaccination.

San Francisco's first measles case since 2019 was confirmed in an unvaccinated infant after international travel; public-health teams are tracing contacts and urging MMR checks.

A federal appeals court struck down major parts of California’s AB 290, blocking reimbursement caps and disclosure rules aimed at dialysis providers. The ruling leaves charity premium‑assistance programs intact for now but raises new questions about who pays for costly kidney care.

Doctors and regulators are urging California to consider banning high‑silica engineered stone after hundreds of fabricators developed silicosis and dozens have died.

SFDPH credits expanded prevention and growing use of doxy‑PEP as syphilis, chlamydia and gonorrhea fell in 2025.

A Yale analysis of HRS data found nearly half of adults 65+ improved in memory or walking speed over up to 12 years, and positive views on aging predicted those gains.