Lisa M. Santora, MD, MPH

October heat wave • Who’s most at risk this week, and what to do about it

RIZE Marin, Mill Valley Rotary (Interact Club), Mill Valley School District and Sausalito Marin City School District partnering to prepare for the winter storm season. You can help too!

Corte Madera is now the first town in the country to ban the sale of all nicotine products. Georgetown law professor Michele Goodwin explains whether other towns will follow suit.

The Marin County Suicide Prevention Collaborative is offering Question, Persuade, Refer (QPR) suicide prevention training on 9/28, in partnership with Buckelew Programs. (In-person & virtual options). Open to the public. Register: buckelew.org/calendar/que... For crisis support, call or text 988.

📱 Did you get your AlertMarin notice? If not, take action today. You must opt in to receive AlertMarin emergency alerts. Sign up now and make sure everyone in your household is registered: www.alertmarin.org Not in Marin? Find and opt in to your local alert system: www.ready.gov/alerts

Marin County Public Health Status Update (Sept. 18, 2026): Norovirus on the rise; Respiratory virus season vaccine recommendations; Suicide prevention data dashboard (988); Corte Madera ends tobacco and nicotine sales; CMSP eligibility & benefits cut backs - coronavirus.marinhhs.org/public-healt...

Marin County Public Health Status Update (Sept. 4, 2026): Asthma meds in school; Suicide Prevention Month (988); Alert Marin; Winter Storm Prep; & Community Infectious Disease Monitoring - coronavirus.marinhhs.org/public-healt...

SCOOP from @by-cjewett.bsky.social & me: Markwayne Mullin urged the Department of Health and Human Service to remove warnings from the FDA website about the health risks of the gas station drug kratom. Mullin owns equity in a leading kratom company called Botanic Tonics that could have benefited.

A quick update on the Cyclospora outbreak.

Important reporting by @marciabrown.bsky.social @politico.com

My latest:

Subscribe to Your Local Epidemiologist – California, authored by Marin County’s former Public Health Officer, Dr. Matt Willis, for public health insights across California. @yourlocalepidemiologistca.skystack.xyz 👉 yourlocalepidemiologistca.substack.com

Public Health Advisory - Suspected Opioid Overdoses (7/21/2026): Marin County Public Health is seeing an increase in suspected opioid overdoses within the community. Rapid recognition and response are critical to preventing overdose deaths. hhs.marincounty.gov/public-healt...

Marin County Public Health Status Update for 07/17/2026, includes Cyclospora outbreak; Kratom in Marin; Access to coverage and care; Wildfire season - prepare for power outages; Remeberin Chief Marlon Washington; and Marin Respiratory Virus Surveillance coronavirus.marinhhs.org/public-healt...

Contra Costa County reported a case of measles on Monday; people may have been exposed at Walnut Creek shops and other public locations before Christmas.

Feeling sick? Stay home and away from others so you don’t spread respiratory viruses like flu, COVID-19 and RSV. Call your doctor - they might recommend a prescription treatment to prevent your illness from becoming serious. Learn more: go.cdph.ca.gov/respiratory-viruses

Marin County Public Health Status Update for 12/05/2025, includes Vaccine Safety Update; Food on Every Table; Community Resiliency Teams; World AIDS Day Community Gathering; COVID-19 Vaccines for Pediatric Patients; and Marin Respiratory Virus Surveillance. coronavirus.marinhhs.org/public-healt...

Marin County Public Health Status Update for 12/19/2025: New Childhood Vaccine Resource Site; Time to get the Flu Shot; Covered California; Marburg Virus Outbreak in Ethiopia; That Fungi is Poison - coronavirus.marinhhs.org/public-healt...

Marin County Public Health Provider Newsletter - Dec. 2025: Contra Costa Measles Case | New Vaccine Resources for Marin Parents | Winter Respiratory Virus Season Has Arrived | Clinical Guidance: Hepatitis B | Preventing TB Disease www.marinhhs.org/blog/public-...

Marin County Public Health Provider Newsletter - November 2025: Vaccine Disinformation | Pediatric COVID-19 Vaccines | Male Partner Treatment - BV | Infant Botulism Linked to Infant Formula | Marin Rallies in Response to Food Insecurity | World AIDS Day Event | www.marinhhs.org/blog-categor...

📢 CDPH launched an Infant Botulism Hotline for the public to answer your questions and provide guidance. 📞 Call (833)398-2022 🕖 Available toll-free 7 days a week, 7 a.m. – 11 p.m. (Pacific Time) 📲 https://www.cdph.ca.gov/Programs/cls/idld/ibtpp/Pages/InfantBotulism.aspx. #BabySafety

Marin Environmental Health Services (EHS) has confirmed that all ByHeart Whole Nutrition Infant Formula cans and Anywhere Pack™ products have been removed from the shelves of local retailers. www.marinhhs.org/phupdate/pub...

📣CDPH is investigating a multistate outbreak of infant botulism linked to ByHeart Whole Nutrition Infant Formula. If you have this product, stop using it immediately. 📲To learn more, visit cdph.ca.gov/Programs/OPA... See thread ⬇️ for details.

Preliminary tests showed that ByHeart baby formula contained the type of bacteria that produces the toxin linked to a botulism outbreak, California health officials said. https://to.pbs.org/48chilR

Marin County Public Heath working with Environmental Health Services to ensure product removed from local retailers. Issuing PH Advisory tomorrow.

#PublicHealthIsLocal Great investigative work Rhode Island Dept. of Health us2.campaign-archive.com?u=ece9b1661b...

When to Keep Your Child Home from School or Child Care www.cdph.ca.gov/Programs/CID...

CalFresh (SNAP) Emergency Resources Resources for residents experiencing food insecurity during the federal government shutdown. hhs.marincounty.gov/resources/ca...

News Release — Now Is the Right Time to Get Updated COVID and Flu Vaccines www.marincounty.gov/news-release...

Marin County Public Health Status Update for October 31, 2025: Special Edition - Marin Takes Action to Protect Food Access During Federal Shutdown coronavirus.marinhhs.org/public-healt...

Marin County Public Health Status Update for October 17, 2025 - WIC; Protecting Kids from Fentanyl; Kratom; Vax Your Pet; Winter Virus Surge Expected - coronavirus.marinhhs.org/public-healt...

Public Health Advisory - From Nov. 1, 2025, through Mar. 31, 2026, Marin County Public Health strongly recommends that all healthcare and long-term care facilities implement masking policies that safeguard patients, residents and staff. www.marinhhs.org/content/publ...

Marin County Public Health Status Update for October 03, 2025, includes Government Shutdown; Tylenol in Pregnancy; Preserving Vaccine Choice; Ebola Advisory; Wildfire, Smoke, and Heat Safety Tips; West Marin Community Health and Wellness Fairs - coronavirus.marinhhs.org/public-healt...

Marin County Public Health Newsletter - September 2025: Respiratory Virus Season 2025-2026 | Preserving Vaccine Choice | Back to School Resilience | ACOG Affirms Safety of Acetaminophen in Pregnancy | Protecting Reproductive Health Access | Ebola Advisory www.marinhhs.org/blog-categor...

Worried about Tylenol in pregnancy? ACOG reviewed 20+ years of research and found no evidence that it causes autism, ADHD, or other harms. Take only what you need, for as little time as possible. Details here: www.acog.org/news/news-re...

A study published in Nature shows that 1/4 of recorded heatwaves between 2000–23 can be directly linked to greenhouse-gas emissions from individual energy giants. www.nature.com/articles/s41...

A perspective: www.kff.org/covid-19/unv...

Marin County Public Health Status Update for September 19, 2025: 2025-2026 COVID-19 Vaccine; Reproductive Health; Healing Through Connection; Safe Fish Choices at Soulajule Reservoir; and Hispanic Heritage Month coronavirus.marinhhs.org/public-healt...

ACIP members announced by unqualified acting CDC director: Blackburn / Griffin / Milhoan / Pollak – no vaccine or epidemiology expertise. If appointees lack subject-matter expertise, they are less likely to generate or apply "gold-standard" science themselves. www.hhs.gov/press-room/h...

Another day, another use for #Mifepristone ✨ jamanetwork.com/journals/jam...

Marin County Public Health Newsletter - August 2025 In this Issue: mRNA Vaccine Safety | Hepatitis B Vaccine Birth Dose | Valley Fever | Mifepristone Access - www.marinhhs.org/blog-categor...