Imagine a single vaccine that could protect you from virtually any type of cancer. Scientists at the University of Florida have taken a bold step toward making that vision a reality. Their newly developed mRNA-based vaccine shows the potential to train the immune system to recognize and destroy cancer cells, regardless of where they appear …
The dream of restoring sight to the blind has long been one of medicine’s most ambitious pursuits. For decades, researchers have searched for ways to bypass the damage caused by retinal diseases such as age-related macular degeneration (AMD) and retinitis pigmentosa, which gradually destroy the photoreceptor cells responsible for capturing light. These conditions rob millions …
Every food choice carries consequences. Some build health. Others chip away at it, minute by minute, meal by meal, until years vanish from expected lifespans. Researchers at the University of Michigan wanted exact numbers. Not vague warnings about unhealthy eating or general advice to choose better foods. They needed precise calculations showing how many minutes …
Two-thirds of the world carries the herpes simplex virus type 1. Most people know it as the source of painful cold sores around the mouth. Few would imagine it could save lives. Scientists at Keck Medicine of USC took HSV-1, stripped away its ability to cause disease, and transformed it into a weapon against advanced …
For centuries, humanity has regarded aging as an inevitable process, a gradual, almost poetic unraveling of life’s fabric. From wrinkled skin to weary hearts, the passage of time seemed an internal affair, a private conversation between cells and their slow decline. Science, too, has followed this intuition, seeking aging’s root causes in the microscopic breakdown …
A discovery that began with a single-celled alga has now earned the 2026 Nobel Prize in Physiology or Medicine. The breakthrough gives researchers an extraordinary way to switch specific nerve cells on and off using light, allowing them to study the brain with a level of precision that was previously out of reach. The technique, …
You can feel perfectly healthy and still have changes happening inside your arteries that you cannot see or feel. A major international study has now found signs of silent atherosclerosis in surprisingly young adults, including people who had no known cardiovascular disease and no obvious symptoms. Researchers examined 16,808 adults between the ages of 18 …
Gray hair is usually one of the clearest signs that our bodies are changing with age. New research, however, suggests that those silver strands may also reveal something much more complicated about the way our cells respond to damage. A study from researchers at the University of Tokyo has uncovered a surprising connection between hair …
A supplement taken by millions of people for aching knees and stiff joints has come under scrutiny after researchers found a concerning association with dementia progression. The study focused on people already experiencing mild cognitive impairment and found that those taking glucosamine were more likely to progress to dementia than similar patients who were not …
Scientists have discovered something inside the adult retina that could force researchers to rethink what damaged nerve cells are capable of. A gene therapy tested in dogs with a rare inherited vision disorder did more than slow the progression of blindness. It appeared to repair damaged connections inside the retina and rebuild structures that had …
Every time you swallow, a complicated chain of muscles and nerves springs into action. Your breathing briefly pauses, muscles in your throat contract, and everything moves in the right direction without you consciously controlling any of it. Now, Stanford researchers have found evidence that the brain regions controlling those automatic functions may have a surprisingly …
What if an organ’s age were not as fixed as scientists once thought? A new Harvard-led study suggests that transplanted hearts can begin to take on the biological age of the people they enter, with older hearts showing molecular signs associated with rejuvenation inside younger recipients. The research is still preliminary, but it raises a …