An increase in bad gum bacteria and a decrease in good bacteria is associated with amyloid-beta in cerebral spinal fluid samples of older adults. The findings add to the growing body of evidence linking periodontal disease to the development of Alzheimer's.
Contrary to popular belief, vulnerable narcissism is driven by personal insecurity and not an over-inflated sense of self. Researchers also found grandiose, or malignant, narcissism may be better understood as a manifestation of psychopathy.
The use of social media, specifically to drive "likes" to our content, follows a pattern of "reward learning", much like when an animal is trained to seek food rewards.
Micro-saccades, or tiny eye movements, can be used as an index of our ability to anticipate relevant information in the environment, independent of the information's sensory modality.
NYU and FAS researchers have developed a new, interactive website that allows users to ask professionals about COVID-19. If a user has a specific question, they can submit it to a crowdsourced network of doctors and researchers. Questions are currently answered within hours, but as the network grows, it is hoped the timeframe will be shorter. The service will also be available on Amazon's Alexa by the end of the week.
Vaping e-cigarettes modulates the oral microbiome and increases the abundance of pathobionts. The aerosols in vaping products alter the host response, prompting gum inflammation and making epithelial cells in the mouth susceptible to infection.
Learning and memory abilities may vary, depending on the nature of individual experiences early in life.
A single dose of the psychedelic psilocybin reduces depression, anxiety, and feelings of hopelessness in cancer patients for 12 months after the drug is administered.
Exposure to flame retardants and pesticides resulted in more than a million cases of intellectual disability in children between 2001 and 2016. However, adverse outcomes from exposure to mercury and lead fell significantly during the same period.