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      Psychology News
      December 2, 2020

      Top Headlines
       

      Drug Reverses Age-Related Mental Decline Within Days, Mouse Study Shows

      Just a few doses of an experimental drug can reverse age-related declines in memory and mental flexibility in mice, according to a new study. The drug, called ISRIB, has already been shown in ...

      Air Pollution Spikes Linked to Lower Test Scores for Salt Lake County Third Graders

      More frequent exposure to air pollution spikes were associated with reduced test scores for third graders in Salt Lake County. Schools with a higher ...

      How SARS-CoV-2 Reaches the Brain

      Researchers have studied the mechanisms by which the novel coronavirus can reach the brains of patients with COVID-19. The results show that SARS-CoV-2 enters the brain via nerve cells in the ...

      Gut Microbes: A Key to Normal Sleep

      Researchers used a cocktail of antibiotics to deplete gut microbes in mice. They found that metabolites in the gut differed in these mice compared with controls. In particular, metabolic pathways ...
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      The Tree of Cortical Cell Types Describes the Diversity of Neurons in the Brain

      The tree of cortical cell types provides one of the most detailed and complete characterizations of the diversity of neural types in the brain so ...

      How Language, Cultural Identity Can Affect Pain

      A new study suggests that the language a bilingual person speaks can affect their physical sensations, depending on the cultural association tied to each ...

      COVID-19 May Deepen Depression, Anxiety, and PTSD Among Pregnant and Postpartum Women

      In a new study, researchers surveyed pregnant women and those who had recently given birth, finding concerning rates of depression, generalized anxiety and post-traumatic stress disorder (PTSD) ...

      Researchers Find How Stress and the Circadian Clock Affect Sleep

      Researchers have found a new neural pathway that links the circadian clock, stress, and wakefulness in mammals. They identified a neuron that becomes excessively active when the mammal is under ...

      High Blood Pressure in Midlife Is Linked to Increased Brain Damage in Later Life

      Higher than normal blood pressure is linked to more extensive brain damage in the elderly, according to a new study. In particular, the study found that there was a strong association between ...

      Basketball on the Brain: Neuroscientists Use Sports to Study Surprise

      Neuroscientists tracked the brains and pupils of self-described basketball fans as they watched March Madness games, to study how people process surprise -- an unexpected change of circumstances that ...

      Everyday Activities Enhance Personal Well-Being

      Physical activity makes happy and is important to maintain psychic health. Researchers studied the brain regions which play a central role in this process. Their findings reveal that even everyday ...

      New Mechanism of Pain Control Revealed

      Researchers have identified a unique population of astrocytes in the dorsal horn of the spinal cord of mice that produces pain hypersensitivity when activated by neurons carrying signals down from ...

      Team Uses Copper to Image Alzheimer's Aggregates in the Brain

      A proof-of-concept study conducted in a mouse model of Alzheimer's disease offers new evidence that copper isotopes can be used to detect the amyloid-beta protein deposits that form in the ...

      Why Experiences Are Better Gifts for Older Children

      What should we get for our kids this holiday? As children get older, giving them something they can experience (live through) instead of material things makes them happier, according to new ...

      Hormone Found to Switch Off Hunger Could Help Tackle Obesity

      A hormone that can suppress food intake and increase the feeling of fullness in mice has shown similar results in humans and non-human primates, says a new ...

      How the Brain 'Re-Wires' After Disease

      Researchers are studying how the brain re-wires itself in neurological disease. The team is building treatments for today's more common global conditions like Motor Neuron Disease (MND/ALS) and ...

      Stress in Pregnancy May Influence Baby Brain Development

      Infants' brains may be shaped by levels of stress their mother experiences during pregnancy, a brain scanning study has ...

      Anxiety Associated With Faster Alzheimer's Disease Onset

      Anxiety is associated with an increased rate of progression from mild cognitive impairment to Alzheimer's disease, according to a new ...

      Cocoa Flavanols Boost Brain Oxygenation, Cognition in Healthy Adults

      The brains of healthy adults recovered faster from a mild vascular challenge and performed better on complex tests if the participants consumed cocoa flavanols beforehand, researchers report. In the ...

      Brain Waves Guide Us in Spotlighting Surprises

      Neuroscientists have found that the dynamic interplay of different brain wave frequencies, rather than dedicated circuitry, appears to govern the brain's knack for highlighting what's ...

      Motor Neural Population Activity Patterns Are Different for Reach and Grasp Behaviors

      A new study has found that neuronal population dynamics in the motor cortex are very different during reaching and grasping behavior, challenging a popular theory that indicated intrinsic, dynamic ...

      AI Helps Scientists Understand Brain Activity Behind Thoughts

      Researchers have developed artificial intelligence (AI) models that help them better understand the brain computations that underlie ...

      Scientists Identify Brain Cells That Help Drive Bodily Reaction to Fear, Anxiety

      Scientists have discovered that artificially forcing the activity of BNST cells in mice produced an arousal response in the form of dilated pupils and faster heart rate, and worsened anxiety-like ...

      A Hunger for Social Contact

      Neuroscientists have found that the longings for social interaction felt during isolation are neurologically very similar to the food cravings people experience when ...

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