“Evaluation and Treatment of Depression May Reverse Memory and Cognitive Difficulties in Older Adults with Mild Cognitive Impairment” reviews interesting research which found that older individuals with worse depression and mood symptoms are more likely to develop mild cognitive impairment (MCI), and to progress from MCI to dementia. The worse the symptoms of depression and mood disorder, the more likely the progression from MCI to dementia.
Associations of Bariatric Surgery with Changes in Interpersonal Relationship Status: Results From 2 Swedish Cohort Studies finds it bariatric surgery is associated with both increased incidence of divorce/separation and marriage/new relationship. The study had 2,010 participants, and a matched (obesity) control group. The surgery group had twice the incidence of marriage/new relationship after surgery compared with controls. Those with the best outcome from surgery had a higher incidence of marriage/new relationship outcomes. After four years, the cumulative incidence of divorce/separation was almost twice as high for the surgery group as for the control group. The authors theorize that the incidence
“Are You A ‘Testosterone’ or A ’Dopamine’?” Reports on a new brain-based personality test designed to help people better understand both their own psychology and their relationships, particularly romantic ones. The test, the Fisher Temperament Index, identifies four brain systems that have been linked by research to personality traits. It was developed a biological anthropologist, Helen Fisher, who set out to develop a personality test to replace tests like the Myers-Briggs Type Indicator (MBTI).
“Novel Intranasal Ketamine Effective for Resistant Depression” was posted online by Medscape on 1-9-18. This article reports on a study that builds on previous research about of ketamine for treatment resistant depression (TRD). Many of the previous studies, however, have suffered from methodological problems, including small-sometimes very small-numbers of subjects and very basic research design. The current study started by screening under 26 adults with MDD and assessed to fit the TRD pattern, with 67 selected for the randomized treatment protocol, and 60 completed the complete, multi-stage research protocol which included two double-blind treatment periods.
“Exercise and The Prevention of Depression: Results of the HUNT Cohort Study” was published by the American Journal of Psychiatry in the January 2018 issue. MHConcierge has reported frequently on studies like this, but this one is notable for a couple of reasons: the study was a perspective study which followed 33,908 (!) adults for 11 years. The subjects were initially “healthy,” without current symptoms of depression or anxiety. The study was designed to specifically research whether exercise provides protection against new-onset depression and anxiety, and if so what “dose” of exercise is required to gain protection. The results find