Why Hard Physical Work Is Not the Same as Exercise for Brain Health
A sweeping new meta-analysis covering more than 4.2 million people has uncovered a striking paradox: while leisure-time physical activity reduces dementia risk by roughly 24%,...
Tracking the movements of three species of migratory birds indicates that finding food may become a challenge for them by the end of the century.

Spontaneous writing, a discipline of writing about traumatic events that is done quickly, without forethought or self-censorship, can bring up traumatic events from the past and trigger a healing journey. This approach has proven helpful especially for children of alcoholics...
Public understanding of the needs of military veterans has focused largely post-traumatic stress disorder, traumatic brain injuries, suicide rates, and poor conditions at the Walter Reed Army Medical Center.
Estimates suggest that patients receive topical antibiotics for 40 percent of eczema flares, but a new study suggests there is no meaningful benefit from the use of either oral or topical antibiotics for children who are clinically infected with the condition.
Did you ever have the experience of seeing a movie for which you had a very similar or even exact idea? Did you ever think of an invention, and then a year or so later, that exact invention came out, created by someone else?
What’s at stake in a world where science is marginalized? Programs like AguaClara, which offer sustainable, low-cost solutions to communities in need.
In the United States, Florida has the sixth highest number of hazardous waste sites known as Superfund sites
On a moonless night, light levels can be more than 100m times dimmer than in bright daylight.
The more toxic we are, the faster we age. "Everyone needs detoxification... because the air that we breathe is polluted, the water that we drink is full of chlorine, the clothing we wear is made of artificial fabrics and chemicals, the lotions and shampoos that we use all contain chemicals."
Men with longer exposure to the drugs finasteride and dutasteride have a higher risk of persistent erectile dysfunction than do men with less exposure, a new study suggests.
Mercury concentrations in Hawaiian-caught bigeye and yellowfin tuna are steadily rising and mirror increases in North Pacific waters that have been linked to atmospheric mercury emissions from Asia.
Just like real doctors and nurses, online health tools with good communication skills can promote healthier lifestyles.
The discovery of a core set of genes involved in the responses of honey bees to multiple diseases caused by viruses may help scientists and beekeepers breed honey bees more resilient to stress.
Exercise and/or psychological therapy work better than medications to reduce cancer-related fatigue and should be recommended first to patients, say researchers.
Older adults who go to the emergency department for an illness or injury are at increased risk for disability and decline in physical abilities up to six months later, research shows.
Researchers predicted dieting success—or failure—with an accuracy rate of 77 percent based on the sentiment of the words and phrases people used on Twitter.
Effective breast cancer treatment options are predictable based on the way certain genes act or express themselves, new research shows.
Fluid is a previously unacknowledged source of the tension we feel when we stretch our muscles, research suggests.
A battery made with urea, commonly found in fertilizers and mammal urine, could provide a low-cost way of storing energy produced through solar power or other forms of renewable energy for consumption during off hours.
We actively compete with our coworkers for a limited amount of perks, including raises, promotions, bonuses, and recognition
People taking heartburn drugs called proton pump inhibitors—Prevacid, Prilosec, Nexium, and Protonix—may not be aware of kidney damage linked to the medications, research suggests.