News
Stem cell injection may regenerate damaged Achilles tendons without surgery
2+ hour, 28+ min ago (810+ words) Scientists have demonstrated that a single injection of a patient's own stem cells can fully regenerate a torn Achilles tendon without surgery. The finding reframes a long-standing injury as one that may heal through guided biological repair rather than invasive…...
Climate change is already changing how people work, eat, and stay healthy
2+ hour, 51+ min ago (866+ words) Climate change in Europe is no longer something people can afford to think about as tomorrow's problem. It is already working its way into everyday life. A new report shows that rising heat is already eating into working hours, making…...
Living in Antarctic darkness for months changes how the body sleeps and recovers, offering a warning for future space missions
15+ hour, 24+ min ago (809+ words) A new study has found that living in darkness for months at an Antarctic field station changed how the human body handles stress while sleeping, waking, and recovering. The finding turns rest into a mission-safety issue, with direct consequences for…...
New injection could help damaged joints repair themselves in weeks
18+ hour, 43+ min ago (779+ words) Researchers have found that a single injection restored arthritic joints in animals to a healthy state within weeks. That result points toward the possibility of repairing joint damage rather than managing pain or replacing the joint entirely. Inside treated joints…...
Fathers' early involvement with babies is directly linked to long-term physical and mental health
17+ hour, 18+ min ago (1002+ words) A father doesn't get a rulebook when a baby arrives. New parents figure things out in real time, often while running on little sleep. Every smile, missed cue, or awkward moment feels small. But new research shows those early interactions…...
Hungry calves learn faster and remember more - but it comes at a cost
17+ hour, 40+ min ago (960+ words) Young calves do not just react to hunger by wanting food more. A new study suggests hunger can change what matters to them altogether." When milk is limited, calves become quicker, sharper, and more focused on getting a food reward....
Popular anti-aging supplement may lower blood pressure, but the real effect is smaller than many hoped
17+ hour, 12+ min ago (812+ words) A new analysis has found that the anti-aging supplement called nicotinamide mononucleotide (NMN) produced a small drop in the lower number of blood pressure readings in human trials. That result keeps NMN under clinical consideration, while more effective strategies continue…...
Older adults who feel lonely score worse on memory tests, but their decline may not speed up over time
17+ hour, 17+ min ago (799+ words) A new study has found that older adults who report higher loneliness perform worse on memory tests at the outset but do not decline faster over time." The result reframes loneliness as a marker of current cognitive strain rather than…...
Scientists found a protein that drives memory decline, and blocking it restored memory in aging brains
18+ hour, 4+ min ago (771+ words) Scientists have identified a protein that rises with age and directly drives memory decline in mice. Blocking this protein restored learning ability, reframing brain aging as a process that can be reversed rather than endured. Inside the hippocampus, a region…...
Scientists say tinnitus is linked to a key brain system, which may explain why it disrupts sleep and focus
18+ hour, 48+ min ago (803+ words) For some patients, the same drugs that improve mood may also make silence harder to find. Scientists have now traced how serotonin " a key brain chemical targeted by many antidepressants " can amplify signals in the brain's hearing system, worsening tinnitus…...