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January 31, 2025
by Elizabeth Pratt

a senior group

Poor Health Poses Challenges For Friendships In Older Age

January 31, 2025 21:00 by Elizabeth Pratt  [About the Author]

a senior group
People aged 50 and older find with poor or fair health are twice as likely to report not having any close friends. Data from the University of Michigan National Poll on Healthy Aging found that friends can play a key role for people over the age of 50, but that those with mental or physical health problems can experience challenges in this area. [More]

October 29, 2024
by Patricia Tomasi

bigstock neurotransmitter dopamine in b 285053794

New Study Looks At Dopamine And Reward Responses

October 29, 2024 08:00 by Patricia Tomasi  [About the Author]

bigstock neurotransmitter dopamine in b 285053794
A new study published in the Journal of Nature looked at how dopamine dynamics are dispensable for movement but promote reward responses. “We tested whether rapid dopamine dynamics are necessary for the behavioral functions of dopamine,” study author Pascal S. Kaeser told us. “There is conflicting literature on each dopamine function as to whether it is mediated by fast and precise signalling or by slower, tonic signaling.” [More]

September 3, 2024
by Patricia Tomasi

bigstock thinking 5493101

Does Thinking Hurt? New Study Looks At The Effects Of Mental Effort

September 3, 2024 08:00 by Patricia Tomasi  [About the Author]

bigstock thinking 5493101
A new study published in the Psychological Bulletin looked at a meta-analytic review of the association between mental effort and negative affect. “In psychology, there is a decades-long controversy about the nature of mental effort,” study author Erik Bijleveld told us. “On the one hand, psychologists often assume that people avoid mental effort whenever they can.” Bijleveld cites an example of this when people make daily-life decisions such as what restaurant to go to, they are usually not going to process all relevant information that is available to them. [More]