The EPA says it will propose a federal limit for perchlorate in tap water after a court order. The agency argues few systems are affected, but testing and public comment will follow.

A UCSF‑led Science study in mice found that fat type — not calories — can tell the brain what season it is, and processed hydrogenated fats can keep animals in a summerlike state. Human effects remain untested.

Contra Costa Health says a confirmed measles case may have exposed shoppers at multiple Walnut Creek stores and the Kaiser emergency department; unvaccinated people should check their status.

Stanford researchers traced a two-step immune reaction that can rarely inflame the heart after mRNA COVID shots and identified lab strategies that blunt the damage. The study reinforces that myocarditis remains uncommon and usually recovers.

UCSF opened an IBD Longevity Clinic this summer to treat people 65+ with a team-based approach that pairs GI care and geriatrics to address bone loss, medications and isolation.

San Francisco Fire Department now uses non-PFAS turnout gear, funded by FEMA and its budget. The move, supported by local stakeholders, aims to reduce health risks and aligns with the city's eco-friendly policies.

Lucky Foods cinnamon powder has been recalled after tests found elevated lead. Small 40g brown‑label pouches sold in California and 13 other states are affected.

State health officials say TRE House magic mushroom gummies, bars and syrup tested positive for illegal psychedelic compounds and should not be eaten.

A UCSF secret‑shopper study found Bay Area budtenders often recommend topicals for pain and edibles for sleep — despite limited clinical evidence. Researchers say more research and training are needed.

Stanford Health Care paused new Medicare telehealth bookings amid the federal shutdown, affecting many Peninsula seniors and prompting scheduling changes.

UCSF is rewriting the city’s hospital map — turning St. Mary’s and Saint Francis into its own. Behind the new names lies a $430M gamble on neighborhood care.

Castro fitness fanatics looking for a place to relax, recover, and recharge could soon have a new option along Market Street.

San Francisco Mayor Daniel Lurie has opened three new treatment facilities to combat homelessness and addiction, offering 200 beds with services spanning crisis care to long-term recovery housing.