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Vaccines

All articles tagged with #vaccines

Mpox reemerges in Guinea-Bissau as outbreaks reach new shores
global-health2 hours ago

Mpox reemerges in Guinea-Bissau as outbreaks reach new shores

Mpox has surfaced in Guinea-Bissau for the first time, reflecting the disease’s spread to more countries since 2022. Two mpox clades exist, with a 2024 Clade I–related surge in the DRC prompting a WHO public health emergency of international concern; vaccines are available but access remains unequal, and a new global stockpile is planned. While the antiviral tecovirimat showed limited benefit for clade I, strong supportive care and robust public health measures—surveillance, testing, and contact tracing—are essential for containment. In Guinea-Bissau, many suspected cases are children, raising concerns about risk to young kids and the need for rapid containment, though data may be biased by healthcare-seeking patterns.

Lancaster measles deaths test vaccine rhetoric tied to RFK Jr.
health9 hours ago

Lancaster measles deaths test vaccine rhetoric tied to RFK Jr.

Two unvaccinated Lancaster County residents have died from measles, the first Pennsylvania measles deaths in 35 years, as the state reports 393 confirmed cases and 70 hospitalizations this year. The deaths revive scrutiny of RFK Jr., who in 2021 praised Lancaster’s low vaccine uptake and has long promoted anti-vaccine views; he has not publicly commented on the fatalities, while Pennsylvania’s governor rejected Kennedy’s outreach. Health officials emphasize that the MMR vaccine provides strong protection and helps slow the spread of measles.

Shingrix May Cut Dementia Risk by Nearly a Quarter in Seniors
health-and-medicine11 hours ago

Shingrix May Cut Dementia Risk by Nearly a Quarter in Seniors

A Brown University–led analysis of more than 500,000 adults aged 66+ in skilled nursing facilities found that receiving at least one Shingrix dose was associated with a 24% lower risk of a dementia diagnosis over four years, compared with unvaccinated peers (18.8% vs 24.6%). Using Medicare claims and electronic health records with target trial emulation, the study cannot prove causation and may reflect healthier baseline status among vaccine recipients; more research, including trials, is needed. Funding from GlaxoSmithKline was disclosed, though the sponsor had no control over study design or publication.

Florida Seeks to Ease School Vaccine Rules by Dropping Four Vaccines
health12 hours ago

Florida Seeks to Ease School Vaccine Rules by Dropping Four Vaccines

Florida health officials proposed removing four vaccines from school-entry requirements (hepatitis B, chickenpox, Hib, and pneumococcal) and expanding exemptions to include moral and ethical beliefs; the remaining vaccines would stay mandated by state law, and the rule—approved by Surgeon General Joseph Ladapo—would advance with a 21-day public input period before final approval. The change would be implemented administratively, and lawmakers would still need to act to alter vaccines mandated by statute, with critics warning it could raise the risk of preventable disease in schools.

Georgia's COVID wave brings new GI symptoms, doctors say
health22 hours ago

Georgia's COVID wave brings new GI symptoms, doctors say

Georgia doctors report a rise in COVID-19 cases presenting with gastrointestinal symptoms such as nausea, vomiting and diarrhea alongside flu-like symptoms. It’s unclear whether a new variant is driving the change, but hospitalizations remain lower than past peaks. Vaccines are emphasized, and families are advised to treat fever and dehydration at home while seeking care for severe symptoms.

Vaccines May Slow Dementia: A Welsh Natural Experiment Sparks New Hope
health1 day ago

Vaccines May Slow Dementia: A Welsh Natural Experiment Sparks New Hope

A 2013 Welsh, age-based shingles-vaccine rollout created a natural experiment showing people offered the vaccine were about 20% less likely to develop dementia, with some data suggesting vaccines might also slow progression in those already with dementia. Across multiple vaccines (influenza, BCG, shingles, and others) there are growing links to lower dementia risk, likely via trained immunity that broadens immune protection. While promising, dementia vaccines face past trial failures and require coordinated, long-term research and funding before they can become a widespread preventive strategy.

Back-to-School Vaccines: Safety, Coverage Gaps, and New Shots Ahead
health1 day ago

Back-to-School Vaccines: Safety, Coverage Gaps, and New Shots Ahead

As kids head back to school, mixed messages around vaccine policy—including a Trump executive order and stalled advisory timelines—add confusion, but experts emphasize continuing routine immunizations. Updated flu and COVID vaccines will be available and generally covered by insurance. CDC data show kindergarten vaccination rates declined in 2025-2026, raising concerns about measles and pertussis outbreaks as classrooms reopen. Public health groups stress vaccines are safe, effective, and essential, urging families to follow established immunization schedules.

Donalds Claims Immigration Fueled Florida’s Measles Spike in CBS Interview
politics-and-government1 day ago

Donalds Claims Immigration Fueled Florida’s Measles Spike in CBS Interview

Florida Rep. Byron Donalds told CBS's Margaret Brennan that measles outbreaks in Florida are driven by rampant illegal immigration rather than gaps in vaccination, arguing outbreaks occur where people enter the country illegally and miss vaccination schedules, while Brennan pressed on vaccination policy and healthcare costs as Donalds campaigns to be Florida's governor.

Papal appeal amid spiraling DRC Ebola outbreak as vaccines roll in
health2 days ago

Papal appeal amid spiraling DRC Ebola outbreak as vaccines roll in

DRC’s Ebola outbreak has risen to 5,515 confirmed cases and 2,642 deaths (case fatality rate around 48%), with vaccine deliveries underway (16,250 doses arrived and 70,000 pledged) to tackle the Bundibugyo strain. Contact tracing improved to over 85%, but violence, displacement and attacks on health workers hinder containment. The WHO declared a Public Health Emergency of International Concern, and Pope Leo urged global and local action to save lives as the response scales up, even as global risk remains low and internal risk stays high.

Cycle-aware medicines: how menstruation shapes drug effectiveness
health3 days ago

Cycle-aware medicines: how menstruation shapes drug effectiveness

New evidence suggests women's menstrual cycles and fluctuating estrogen can alter how drugs are processed and how effective they are, with cycle phase influencing outcomes from vaccines to other medications. Estrogen modulates liver enzymes (CYPs) and brain blood flow, meaning the menstrual cycle should be treated as a variable rather than background noise in medical research. Early animal and small human data show higher drug uptake or different responses when estrogen is high, underscoring the need for cycle-aware pharmacology and more studies across medications.

Public input sought on federal vaccine guidelines after Trump order
health3 days ago

Public input sought on federal vaccine guidelines after Trump order

The U.S. Department of Health and Human Services is asking for public comments on potential changes to federal vaccine recommendations—covering how vaccines are categorized, timed, and sequenced and weighing the risks of shared decision-making—following President Trump's order to limit the infant vaccination schedule; comments are due by Sept. 20 to bolster scientific rigor and public trust.

Record-high vaccine exemptions trigger concern as kindergarten MMR rates dip
public-health4 days ago

Record-high vaccine exemptions trigger concern as kindergarten MMR rates dip

CDC data show kindergarten vaccination rates remain high overall, but non-medical exemptions rose to a record 4.2% and MMR coverage fell slightly to 92.4%, signaling pockets of under-vaccination amid a national debate fueled by political figures and misinformation; experts say confusion around vaccines undermines uptake even as most parents still vaccinate.