Find uplifting stories about heroes, innovations, and solutions
46237 results for "vaccine effectiveness"
A new study shows COVID vaccines given in fall and winter 2025-2026 protected older adults from symptomatic illness with 55% effectiveness. The findings highlight a powerful tool many vulnerable seniors are missing out on.
Scientists at UC San Diego discovered that a natural fungal supplement reduces vaccine side effects while helping antibodies last longer. The breakthrough could make vaccines more appealing and effective for millions of people worldwide.
After more than 20 years without a Lyme disease vaccine in the U.S., Pfizer's new four-dose vaccine shows promising results that could protect millions from the most common tick-borne illness in America. The vaccine, tested across thousands of people in the U.S., Canada, and Europe, marks a hopeful step forward for outdoor enthusiasts and those living in high-risk areas.
A tetanus-diphtheria vaccine that stays effective for two years without refrigeration has passed its first human safety trial. The breakthrough could help vaccines reach millions in remote areas where keeping medicines cold is nearly impossible.
A groundbreaking trial shows Moderna's new mRNA flu vaccine is 27% more effective than traditional flu shots, offering hope for better protection during flu season. The technology's faster production could mean vaccines that better match circulating strains.
Scientists at Washington University have created a nose spray vaccine that completely protected mice and hamsters from bird flu infection, offering hope for preventing the next pandemic. The vaccine works better than traditional flu shots and stays effective even in people who've had previous flu vaccines.
Scientists discovered people can train their brains to strengthen their immune response to vaccines using positive thinking and real-time brain scans. The breakthrough study could finally explain how the placebo effect actually works in our bodies.
A new Lyme disease vaccine from Pfizer has shown 70% effectiveness in clinical trials, offering hope for protection against the tick-borne illness that affects hundreds of thousands annually. This marks the first promising Lyme vaccine in over two decades.
The same technology that revolutionized COVID vaccines just earned approval for seasonal flu, potentially ending decades of hit-or-miss protection. Moderna's mRNA flu shot marks a new era in how we fight one of America's most common infectious diseases.
Pfizer and Valneva's experimental Lyme disease vaccine proved highly effective in Phase III trials, bringing hope to millions who love the outdoors. If approved, it would be the first Lyme vaccine available in two decades.
A new flu vaccine using the same technology that powered COVID shots just proved more effective than traditional options in a 40,000-person study. The breakthrough could reshape how we protect ourselves from seasonal flu.
Since the HPV vaccine became available in 2006, cervical cancer rates have dropped 27% among young American women, with some states seeing reductions over 50%. Every 10% increase in vaccination rates translates to nearly 12% fewer cancer cases.
A newly approved flu vaccine uses mRNA technology to provide better protection for older adults, showing 27% greater effectiveness than standard flu shots. The vaccine will be available this fall and could help prevent millions of illnesses after last year's devastating flu season.
Korean scientists found that a natural compound produced by gut bacteria dramatically strengthens vaccine effectiveness and infection protection. The breakthrough could make future vaccines safer, cheaper, and more powerful.
South Carolina's largest measles outbreak in decades has officially ended after nearly 1,000 cases, and there's encouraging news: vaccination rates are climbing both locally and nationwide. Health officials say the outbreak may have reminded parents why vaccines matter.
Scientists at the University of Georgia have proven their groundbreaking vaccine can protect against a deadly drug-resistant fungus that kills millions worldwide. The breakthrough brings hope for the world's first effective vaccine against fatal fungal infections.
South Africa is preparing to roll out a groundbreaking tuberculosis vaccine for adults that could become the first new TB vaccine in over a century. The M72/AS01E vaccine is currently in Phase 3 trials across five countries and could help eliminate TB as a public health threat by 2030.
Scientists in South Africa are on the brink of developing the world's first effective tuberculosis vaccine for adolescents and adults, a breakthrough that could prevent 76 million infections globally. African leaders visited the groundbreaking research site and called for urgent investment to prepare the continent for mass vaccine rollout.
Indian researchers have validated two groundbreaking tuberculosis vaccines that show up to 79.5% effectiveness against the disease, offering new hope for children and adults in a country carrying 27% of the world's TB burden. The vaccines demonstrate particular promise in protecting kids aged 6 to 14 from all forms of TB.
For the first time in decades, a vaccine to prevent Lyme disease is showing real promise. Pfizer's new vaccine candidate demonstrated over 75% effectiveness in a major clinical trial, offering hope to millions who spend time outdoors.
Showing 20 of 46237