Widespread pain, a subset of chronic pain associated with musculoskeletal disorders, is linked to an increased risk of all types of dementias, including Alzheimer's disease, and a greater risk of stroke.
People who experience visual imagination have pupillary responses that optimize the amount of light hitting the retina and change in response to imagined items. This pupillary response does not occur in those with aphantasia.
Restaurants serving wine in 370ml glasses, rather than 300ml glasses, sold more wine. However, they tended to sell less when 250ml glasses were used. The same effect was not seen in bars.
Researchers have identified both genetic and neural mechanisms associated with romantic love and attachment. The maintenance of romantic love is not only associated with subcortical brain regions but also higher-order centers of the brain. The propensity to sustain romantic love appears to also be affected by genetic variability, specifically with genes associated with dopamine, vasopressin, and oxytocin.
Study reveals people with obesity have more mutations in semaphorin signaling in the hypothalamus, implying semaphorins may be critical for maintaining a healthy body weight.
While many of us find the sound of a person chewing or breathing heavily annoying, for those with misophonia, such noises are unbearable. Researchers have identified the neural networks and brain changes associated with the disorder.