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New Test Could Spot Lewy Body Disease Before Symptoms
Lewy body disease is a serious condition that slowly damages the brain.
It can affect memory, thinking, movement, sleep, mood, and a person’s ability to...
How Often Should You Check Blood Pressure at Home?
Checking your blood pressure at home can be a simple but powerful way to protect your health.
It is especially useful for people with high...
This Eye Disease May Signal Higher Alzheimer’s Risk
Glaucoma is a group of eye diseases that can gradually damage vision, often without causing noticeable symptoms at first.
The damage affects the optic nerve,...
Scientists Find a Major Cause of Aging and Inflammation
Scientists have identified a gene that may help explain why inflammation increases as people grow older.
The discovery could eventually lead to new ways to...
What Happens When Depression Drugs Are Stopped?
A large review suggests that about one in six people may develop symptoms caused by stopping antidepressants.
These problems are often called withdrawal or discontinuation...
Scientists Find a New Way to Deliver Sugars Directly into Living Cells
Scientists have developed a new way to deliver important sugar molecules directly into living cells without relying on potentially harmful organic solvents.
The technique could...
Butterfly-Inspired Device Can Detect Airborne Viruses Without Electricity
A butterfly's unusual way of drinking has inspired scientists to develop a tiny, low-cost device that can collect viruses, pollutants and other airborne threats...
New Rules Could Help Doctors Spot MS Earlier
Multiple sclerosis, or MS, can be difficult to diagnose because its early signs are not the same for everyone.
Some people first notice blurred vision,...
What Is Really Hiding in Everyday Personal Care Products?
Ingredient labels may not tell consumers everything that is inside their shampoo, sunscreen or baby lotion.
A new laboratory study found that almost every personal...
Wearable Patch Helps People Reach REM Sleep Faster
Scientists have developed a soft patch that may offer a new way to improve an important stage of sleep without using drugs or surgery.
In...
Scientists Reopen a Huge New Search for Mysterious Dark Photons
A hypothetical particle that could help explain dark matter may have been dismissed too quickly, according to a new study.
Scientists have taken another look...
Scientists Find New Clues to Why Spinal Discs Harden
Back pain affects millions of people and can make everyday activities such as walking, sitting, working and sleeping difficult.
New research suggests that changes in...
Three Minutes of Sprinting Can Transform the Blood
Just a few minutes of very hard exercise may trigger surprisingly large changes throughout the body.
New research from Rockefeller University found that short bursts...
Why Your Pupils Get Bigger When Something Surprises You
When you suddenly hear unexpected news or see something you did not expect, your pupils often become larger.
Most people never notice this tiny change,...
3 Midlife Habits Linked to 13 Extra Years Without Dementia
Keeping your blood pressure in a healthy range, avoiding diabetes and not smoking during middle age may do much more than protect your heart.
A...
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A Blazar 1.5 Billion Light-Years Away Is Challenging What Astronomers Thought They Knew
About 1.5 billion light-years from Earth, a galaxy called PKS 2155-304 is giving astronomers more questions than answers.
After studying nearly two decades of observations,...
New Electronic Skin Could Help Robots and Prosthetic Limbs Feel Touch Before Contact
Scientists have developed a new type of electronic skin that can detect touch, pressure and even nearby objects, while allowing its sensitivity to be...
New Catalyst Uses 75% Less Platinum and Could Make Hydrogen Fuel Cells Cheaper
Scientists have developed a new catalyst that uses 75% less platinum while delivering almost the same performance as pure platinum, potentially removing one of...
Why Batteries Age Even When You’re Not Using Them
We usually think batteries wear out because we repeatedly charge and use them.
But batteries spend most of their lives doing nothing, and new research...
2-Billion-Year-Old Rocks Could Rewrite a Key Chapter in Earth’s History
Around 2 billion years ago, Earth was going through one of the most important transformations in its history.
Oxygen was becoming abundant in the atmosphere,...