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Psychology & Psychiatry

Scientists identify a personality feature that could predict how often you exercise

Individuals who make concrete plans to meet their goals may engage in more physical activity, including visits to the gym, compared to those who don't plan quite so far ahead, research shows. These research findings, published ...

Oncology & Cancer

Pathway found for treatment-resistant lung cancer

A big way chemotherapy works is by prompting cancer cells to commit suicide, and scientists have found a pathway the most common lung cancer walks to avoid death.

Health

Smoking abstinence has little impact on the motivation for food

It's sometimes thought that smokers who can't light up are likely to reach for food in lieu of cigarettes. But new research from the University at Buffalo suggests that smoking abstinence doesn't greatly affect the motivation ...

Dentistry

New study questions value of fluoride varnish

Fluoride varnish has become a popular anti-cavity treatment for children, and it isn't hard to see why. It's relatively easy to apply, and not just for dentists or dental hygienists. Pediatricians can do it as well, with ...

Psychology & Psychiatry

Antidepressants may reduce anxiety more than depressive symptoms

One of the most common antidepressants, sertraline, leads to an early reduction in anxiety symptoms, commonly found in depression, several weeks before any improvement in depressive symptoms, a UCL-led clinical trial has ...

Neuroscience

The brain may actively forget during dream sleep

Rapid eye movement, or REM, sleep is a fascinating period when most of our dreams are made. Now, in a study of mice, a team of Japanese and U.S. researchers show that it may also be a time when the brain actively forgets. ...

Cardiology

Scientists discover new way fat harms your arteries

Scientists may have found a way that obesity directly damages the arteries and contributes to heart disease—a discovery that they say could eventually lead to new treatments.

Medical research

No bones about it, this protein slows down fracture-healing

Broken bones are a bigger deal the older you are: even after they've healed, the bones of older people are weaker and more likely to re-fracture. And since more than 6 million Americans break a bone each year, figuring out ...

Medical research

For gut microbes, not all types of fiber are created equal

Certain human gut microbes with links to health thrive when fed specific types of ingredients in dietary fibers, according to a new study from Washington University School of Medicine in St. Louis.

Neuroscience

Neurological signals from the spinal cord surprise scientists

With a study of the network between nerve and muscle cells in turtles, researchers from the University of Copenhagen have gained new insight into the way in which movements are generated and maintained. In the long term, ...

Neuroscience

Study finds hub linking movement and motivation in the brain

Our everyday lives rely on planned movement through the environment to achieve goals. A new study by MIT neuroscientists at The Picower Institute for Learning and Memory identifies a well-connected brain region as a crucial ...

Neuroscience

Perception of musical pitch varies across cultures

People who are accustomed to listening to Western music, which is based on a system of notes organized in octaves, can usually perceive the similarity between notes that are same but played in different registers—say, high ...

Neuroscience

Researchers hone in on the elusive receptor for sour taste

Sour is the taste of summer, a taste that evokes lemonade stands and vine-ripe tomatoes. Among the five basic tastes—the others being bitter, sweet, salty and umami—it is arguably the most subtle. In small amounts, it ...