A botulism outbreak linked to ByHeart products has sickened more than 50 infants across 19 states, with the latest case reported on December 1.
Botulism Outbreak
At least 51 infants in 19 states have been affected by the botulism outbreak tied to ByHeart products. The most recent illness was reported on December 1.
Expansion to All ByHeart Products
The outbreak has expanded to all ByHeart products. Parents and caregivers are urged to monitor for symptoms and report any concerns.
Other Health-Related Headlines
- FDA panel calls to loosen restrictions on testosterone replacement therapy – An FDA panel advocated for regulatory changes to make testosterone replacement therapy, or TRT, more accessible, including changing product labels.
- South Carolina measles outbreak ‘accelerating,’ driving hundreds into quarantine – The measles outbreak in South Carolina is “accelerating” with no end in sight following Thanksgiving and other large gatherings, state health officials said.
- What should parents do as doctors clash with Trump administration over vaccines? – The nation’s leading doctors groups are in a standoff with federal health officials who have attacked long‑used, lifesaving vaccines.
- Confusion over CDC panel’s hepatitis B guidance could disrupt care for babies – Doctors say the controversial vote to not recommend the hepatitis B vaccine for all newborns is creating chaos and hurdles for parents.
- FDA launches safety review of RSV infant drugs as RFK Jr. scrutinizes immunizations – The Food and Drug Administration has launched a safety review of two approved RSV drugs for infants, the latest immunizations to face scrutiny under Health Secretary RFK, Jr.
- GLP‑1 drugs have ‘little or no effect’ on risk of obesity‑related cancers, study suggests – Popular weight‑loss drugs “probably have little or no effect” on a person’s risk of developing one of the 13 obesity‑related cancers, new research suggests.
- More parents refusing vitamin K shots for newborns, study finds – Babies aren’t born with enough vitamin K, which the body needs for blood to clot. An injection at birth helps prevent severe bleeding in infants.
- Health savings accounts, backed by GOP, cover fancy saunas but not insurance premiums – Trump and some Republicans are pitching the accounts as an alternative to expiring enhanced federal subsidies for the Affordable Care Act.
- CDC advisory panel rolls back universal hepatitis B vaccine recommendation – The CDC’s vaccine advisory panel on Friday rolled back a decadeslong recommendation that all newborns get a first dose of the hepatitis B vaccine.
- RFK Jr.’s vaccine advisory committee delays vote on hepatitis B shots for newborns – A federal vaccine advisory committee voted to delay a decision on whether newborns should still get the hepatitis B vaccine on the day they’re born.
- Is brain rot real? Researchers warn of emerging risks tied to short‑form video – With short‑form video now dominant on social media, researchers are racing to understand how the highly engaging, algorithm‑driven format may be reshaping the brain.
- Struggle to say no? This 1 phrase will make you shift your mindset, therapist says – In TODAY.com’s Expert Tip of the Day, a therapist shares her mental trick to make choosing yourself over others a little easier.
- CDC advisers could reverse newborn hepatitis B vaccine recommendations – Hepatitis B vaccines given at birth have essentially eliminated the disease in kids. A vote this week could upend that success.
- The HPV vaccine is safe and cuts cervical cancer risk by 80%, large reviews find – The HPV vaccine is very safe and highly effective at preventing cervical cancer, according to two large reviews that support routinely vaccinating adolescents against human papillomavirus.
- Dave Coulier reveals new cancer diagnosis, 7 months after beating lymphoma – Dave Coulier of “Full House” shares he is undergoing treatment for tongue cancer and reflects on his new outlook on health.
- New FDA‑approved glasses can slow nearsightedness in kids – These specialized glasses, available in the U.S. for the first time, aim to reduce the progression of myopia in kids aged 6 to 12.

Key Takeaways
- 51 infants in 19 states have been affected by a botulism outbreak linked to ByHeart products.
- The outbreak now involves all ByHeart products.
- Multiple health authorities and panels are reviewing vaccine recommendations and drug safety amid ongoing public health concerns.
The outbreak underscores the importance of monitoring infant health and staying informed about product safety updates.

Hi, I’m Ethan R. Coleman, a dedicated journalist and content creator at newsoflosangeles.com — your trusted source for the latest news, insights, and stories from Los Angeles and beyond.
With over 7 years of experience in digital media, I specialize in reporting on breaking news, local culture, community affairs, and impactful events shaping the City of Angels. My passion lies in telling stories that matter — stories that inform, engage, and empower readers.
At newsoflosangeles.com, I focus on delivering accurate, unbiased, and timely content while keeping our audience at the heart of every story. Whether it’s the latest city developments, cultural highlights, or human-interest stories, I aim to bring clarity, context, and credibility to every piece I publish.
When I’m not reporting, you’ll likely find me exploring the vibrant neighborhoods of Los Angeles, meeting locals, and discovering new stories worth telling.
Stay connected, stay informed — and thanks for being part of our community at newsoflosangeles.com.

