Accident and Trauma News

December 9, 2025

Top Headlines

Repeated Head Impacts May Quietly Break the Brain’s Cleanup System

Nov. 28, 2025 Researchers found that repeated head impacts can disrupt a key system that helps the brain wash away waste. In professional fighters, this system initially seems to work harder after trauma, then declines over time. MRI scans revealed that these ...

Hidden Mitochondrial DNA Damage May Be a Missing Link in Disease

Nov. 28, 2025 Researchers identified a new, sticky form of mitochondrial DNA damage that builds up at dramatically higher levels than in nuclear DNA. These lesions disrupt energy production and activate stress-response pathways. Simulations show the damage makes ...

Cocoa and Tea May Protect Your Heart from the Hidden Damage of Sitting

Nov. 25, 2025 Scientists found that high-flavanol foods can prevent the decline in blood vessel function that occurs after prolonged sitting. Even physically fit men weren’t protected unless they had consumed flavanols beforehand. A cocoa drink rich in these ...

Immune Cells Use a Surprising Trick to Heal Muscle Faster

Nov. 24, 2025 A research team has found that specific immune cells can connect with muscle fibers in a lightning-fast, neuron-like way to promote healing. These cells deliver quick pulses of calcium, triggering repair within seconds. The mechanism works in both ...

Scientists Turn Body Fat Into Bone to Heal Spinal Fractures

Nov. 11, 2025 Researchers in Osaka have found that stem cells from fat tissue can repair spinal fractures similar to those caused by osteoporosis. By turning these cells into bone-forming clusters and pairing them with a bone-rebuilding material, rats regained ...

Running on Little Sleep? You’re Twice as Likely to Get Hurt

Nov. 11, 2025 Researchers found that runners who sleep poorly face nearly double the injury risk compared to those who rest well. The study highlights that sleep is not just recovery—it’s a key factor in preventing injuries. They stress that runners should ...

Scientists Find Brain Chemical Tied to Trauma and Depression

Nov. 10, 2025 Researchers identified SGK1 as a key chemical connecting childhood trauma to depression and suicidal behavior. High SGK1 levels were found in the brains of suicide victims and in people with genetic variants linked to early adversity. Drugs that ...

Stanford Makes Stem Cell Transplants Safer Without Chemo

Nov. 7, 2025 A Stanford-led team has replaced toxic pre-transplant chemotherapy with a targeted antibody, allowing children with Fanconi anemia to receive stem cell transplants safely. The antibody, briquilimab, removes diseased stem cells without radiation, ...

This Simple Innovation Could Change Blood Pressure Testing Forever

Oct. 21, 2025 Scientists from the University of Exeter has developed a precise method to interpret ankle blood pressure readings—an innovation that could transform care for people unable to have their arm blood pressure measured. By analyzing data from over ...

This European Treatment for Joint Pain Just Passed a Major Scientific Test

Oct. 15, 2025 Korean researchers found that low-dose radiation therapy eased knee pain and improved movement in people with mild to moderate osteoarthritis. The treatment, far weaker than cancer radiation, showed real benefits beyond placebo. With no side effects ...

Oct. 13, 2025 Finasteride, a common hair-loss drug, has long been tied to depression and suicide, but regulators ignored the warnings. Prof. Mayer Brezis’s review exposes global data showing psychiatric harm and a pattern of inaction by Merck and the FDA. ...

MIT’s “Stealth” Immune Cells Could Change Cancer Treatment Forever

Oct. 11, 2025 MIT and Harvard scientists have designed an advanced type of immune cell called a CAR-NK cell that can destroy cancer while avoiding attack from the body’s own immune defenses. This innovation could allow doctors to create “off-the-shelf” ...

Latest Headlines

updated 11:20am EST

New Discovery Could Help Stop Diabetes Damage at Its Source

Nov. 15, 2025 Scientists identified a small molecule that interrupts a harmful protein pair linked to diabetic inflammation and tissue damage. The compound helped wounds heal faster and reduced organ stress in ...

Scientists Reverse Kidney Damage in Mice, Hope for Humans Next

Nov. 14, 2025 Researchers uncovered how fatty molecules called ceramides trigger acute kidney injury by damaging the mitochondria that power kidney cells. By altering ceramide metabolism or using a new drug ...

Scientists Just Found a Surprising Link Between Gray Hair and Cancer

Oct. 25, 2025 Japanese researchers discovered that hair graying and melanoma share a surprising cellular origin. When DNA damage strikes melanocyte stem cells, they may undergo a protective process called ...

Scientists Discover Brain Circuit That Can Switch Off Chronic Pain

Oct. 10, 2025 Scientists have pinpointed Y1 receptor neurons in the brain that can override chronic pain signals when survival instincts like hunger or fear take precedence. Acting like a neural switchboard, these ...

Nearly Half of Drivers Killed in Crashes Had THC in Their Blood

Oct. 5, 2025 Over 40% of fatal crash victims had THC levels far above legal limits, showing cannabis use before driving remains widespread. The rate didn’t drop after legalization, suggesting policy changes ...

New Inhaler Halves Childhood Asthma Attacks

Sep. 28, 2025 A groundbreaking international study has shown that a 2-in-1 budesonide-formoterol inhaler is far more effective than the standard salbutamol inhaler in children with mild asthma, cutting attacks by ...

Could Your Smartphone Detect Mental Health Risks Before You Notice Them?

Sep. 27, 2025 Researchers are showing how phone sensors can track patterns tied to a wide range of mental health symptoms. Instead of relying only on self-reports, clinicians may soon be able to gather continuous, ...

AI Breakthrough Finds Life-Saving Insights in Everyday Bloodwork

Sep. 23, 2025 AI-powered analysis of routine blood tests can reveal hidden patterns that predict recovery and survival after spinal cord injuries. This breakthrough could make life-saving predictions affordable ...

How Dehydration Secretly Fuels Anxiety and Health Problems

Sep. 23, 2025 Not drinking enough water could intensify stress responses. Researchers found that under-hydrated individuals had cortisol levels more than 50% higher during stressful situations. Poor hydration ...

Scientists Discover Microplastics Deep Inside Human Bones

Sep. 19, 2025 Microplastics have been detected in human blood, brain tissue, and even bones, where they may weaken skeletal structure and accelerate cell aging. Recent studies suggest that these particles could ...

Smog in the Brain: Dirty Air Speeds Alzheimer’s Decline

Sep. 8, 2025 Scientists have discovered that even short-term exposure to polluted air can speed up Alzheimer’s, worsening toxic protein buildup in the brain and accelerating memory loss. The research connects ...

Scientists Discover How to Wipe out Breast Cancer’s Hidden Cells

Sep. 2, 2025 Scientists at the University of Pennsylvania have shown for the first time that it’s possible to detect dormant cancer cells in breast cancer survivors and eliminate them with repurposed drugs, ...

Cells “vomit” Waste in a Hidden Healing Shortcut That Could Also Fuel Cancer

Aug. 30, 2025 Scientists have uncovered a surprising new healing mechanism in injured cells called cathartocytosis, in which cells "vomit" out their internal machinery to revert more quickly to a stem ...

Cannabis for Coping? Why It May Trigger Paranoia

Aug. 28, 2025 Using cannabis to self-medicate comes with hidden dangers—new research shows these users face higher paranoia and consume more THC. Childhood trauma further amplifies the risks, especially ...

Rats Walk Again After Breakthrough Spinal Cord Repair With 3D Printing

Aug. 26, 2025 University of Minnesota researchers developed a 3D-printed scaffold that directs stem cells to grow into functioning nerve cells, successfully restoring movement in rats with severed spinal cords. ...

Maui’s Fires Drove a 67% Jump in Deaths. Most Went Uncounted

Aug. 25, 2025 Researchers uncovered that the Maui wildfires caused a spike in deaths far higher than reported, with hidden fatalities linked to fire, smoke, and lack of medical access. They warn that prevention ...

Even Mild Covid May Leave Blood Vessels Five Years Older

Aug. 18, 2025 Researchers discovered that Covid accelerates blood vessel aging by about five years, especially in women. Even mild infections increased arterial stiffness, with vaccinated individuals showing less ...

The 30-Minute Workout That Could Slash Cancer Cell Growth by 30%

Aug. 13, 2025 A vigorous workout can spark anti-cancer proteins, cut cancer cell growth, and help survivors fight recurrence by reducing inflammation and improving body ...

Why Trump’s Leg Swelling Could Be a Warning Sign for Millions

July 18, 2025 President Trump s diagnosis of Chronic Venous Insufficiency (CVI) has brought renewed attention to a frequently overlooked yet dangerous condition. CVI affects the ability of veins especially in the ...

This Tiny Brain Molecule Could Hold the Key to Learning, Memory—and Alzheimer’s Treatment

July 12, 2025 A team of researchers has discovered that a protein called cypin plays a powerful role in helping brain cells connect and communicate, which is crucial for learning and memory. By uncovering how ...

This Tiny Implant Could Save Diabetics from Silent, Deadly Crashes

July 10, 2025 MIT engineers have developed a tiny implantable device that could revolutionize emergency treatment for people with Type 1 diabetes. The device contains a powdered form of glucagon and can be ...

A Tiny Implant Just Helped Paralyzed Rats Walk Again—is Human Recovery Next?

June 28, 2025 A groundbreaking study from the University of Auckland and Chalmers University of Technology is offering new hope for spinal cord injury patients. Researchers have developed an ultra-thin implant ...

Fire Smoke Exposure Leaves Toxic Metals and Lasting Immune Changes

June 30, 2025 Smoke from wildfires and structural fires doesn t just irritate lungs it actually changes your immune system. Harvard scientists found that even healthy people exposed to smoke showed signs of immune ...

Fitness Trackers Are Failing Millions — This Fix Could Change Everything

June 20, 2025 Fitness trackers often fail people with obesity by underestimating their energy burn, leading to discouraging results and misguided health data. A scientist's frustrating experience in an ...

How a Common Antibiotic Fuels Bacterial Resistance

June 9, 2025 A new Rutgers Health study reveals a surprising twist in the antibiotic resistance story: instead of simply killing bacteria, drugs like ciprofloxacin can actually trigger a kind of microbial ...

Hidden in Your Dna: The Mutation Combo That Raises Clot Risk by 180%

June 8, 2025 Genetic research in Sweden has unveiled three new gene variants that dramatically increase the risk of venous blood clots, sometimes by up to 180%. These discoveries build on existing knowledge of ...

Innovative Immunotherapy Shows Promise Against Aggressive T Cell Cancers

May 30, 2025 An international clinical trial shows an innovative CAR-T cell immunotherapy is promising against aggressive T cell cancers and has manageable side ...

Sustained in the Brain: How Lasting Emotions Arise from Brief Stimuli, in Humans and Mice

May 29, 2025 Humans and mice share persistent brain-activity patterns in response to adverse sensory experience, scientists find, opening a window to our emotions and, perhaps, neuropsychiatric ...

Evolution of a Single Gene Allowed the Plague to Adapt, Survive and Kill Much of Humanity Over Many Centuries

May 29, 2025 Scientists have documented the way a single gene in the bacterium that causes bubonic plague, Yersinia pestis, allowed it to survive hundreds of years by adjusting its virulence and the length of ...

Genetics and Therapy Type Determine Second Cancer Risk After Childhood Treatment

May 29, 2025 Scientists have found that genetics and type of cancer treatment contribute most to a survivor's risk of a second ...