Pfizer's recently approved RSV vaccine maintains a high and fairly steady rate of effectiveness across consecutive RSV seasons.
The Food and Drug Administration has warned consumers against using "smart" devices that are marketed to measure blood sugar without piercing the skin.
A clinical trial tested strategies for boosting teens' and young adults' use of HIV-prevention drugs called PrEP.
An NIH study many years in the making starts to unravel the biology of a misunderstood disease called ME/CFS.
The FDA has approved the first drug that can reduce the severity of multiple food allergies at once.
Live Science spoke with biochemist Virginijus Šikšnys, whose work helped establish CRISPR as a gene-editing system.
Scent therapy could be a useful tool for helping people with depression tap into their autobiographical memories, a small trial hints.
The Alaskapox virus belongs to the same broad group as smallpox and mpox, but to date, it's infected fewer than 10 people.
A technique for printing 3D structures from ice could be used to help make artificial veins and arteries.
A new study reveals the importance of specific cells in triggering erections in mice, and the finding could someday help treat erectile dysfunction in people.
Scientists investigated flesh-eating infections that took place after record-breaking heat waves in the U.S. last year.
Health officials have raised the alarm about illegal products containing tianeptine, also known as "gas station heroin."
A new study points to brain infection and inflammation as a possible explanation for some cases of sudden infant death syndrome, or SIDS.
People of African ancestry have the highest rates of the most common form of glaucoma, so scientists are studying whether unique gene variants are tied to their risk.
Scientists discovered a new class of antibiotic that kills bacteria in a unique way and isn't vulnerable to existing drug resistance.
A study uncovers the likely reasons why a rare genetic quirk is tied to protection against Parkinson's disease.
Following two recent outbreaks, health officials have issued new guidance around how to screen donated tissues for tuberculosis.
Heart valves transplanted as part of the first partial-heart transplant in a human are now growing along with the infant who received them.
Live Science's most-read health stories from 2023 feature Neanderthal DNA, harrowing medical case reports and curious new research findings.
Health channel editor Nicoletta Lanese looks back on some of our standout health stories from the past year.
From its strange "spiral signals" to a libido switch, the brain contains myriad mysteries that scientists are still working to unravel.