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TL;DR: A 2026 preprint on medRxiv using the Harvard Biomarkers Study found that 43% of Parkinson’s disease patients had depression, anxiety, sleep apnea, or restless legs syndrome, compared with 21% of controls. Key Findings 1,224-person cohort: Researchers an…
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TL;DR: A 2026 study in Cell Reports used electroencephalography (EEG), a brain-wave recording method, in 92 nappers to identify four mental states across wakefulness, sleep onset, and light sleep, including a bizarre dream-like state with reduced frontal-occip…
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TL;DR: A 2026 randomized clinical trial in JAMA Network Open found that one supervised 30 mg/70 kg psilocybin dose plus cognitive behavioral therapy produced 40.5% six-month smoking abstinence versus 10.0% with a nicotine patch plus the same therapy. Key Findi…
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TL;DR: A 2026 study in the International Journal of Transgender Health found that transgender respondents in the 2020 EU LGBTI Survey II reported more discrimination and violence than cisgender lesbian, gay, and bisexual respondents across 30 European countrie…
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TL;DR: A 2026 randomized trial in PLOS One found that 5 MIDI-assisted group music therapy sessions during psychiatric hospitalization reduced Depression Anxiety Stress Scale-21 (DASS-21) stress scores more than 1 session, while anxiety, depression, life satisf…
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TL;DR: A 2026 randomized trial analysis in European Journal of Psychotraumatology found that COPE-A, an integrated exposure-based therapy for youth with posttraumatic stress disorder (PTSD) and substance use disorder (SUD), reduced PTSD symptoms more than supp…
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TL;DR: A 2026 study in Communications Psychology analyzed 1,687 dream reports and 1,679 waking reports, finding that dreams were more visual, spatial, social, bizarre, and emotionally negative than waking experiences. Key Findings 3,366 reports analyzed: the m…
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TL;DR: A 2026 study in The Journal of Neuroscience found that adults with ADHD showed more sleep-like brain waves, known as slow waves, while awake, and those brief local sleep states helped explain lapses in attention and vigilance. Key Findings 32 ADHD adult…
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TL;DR: A 2026 study in npj Mental Health Research found that a 308-person multimodal MRI study found treatment-resistant depression carried a distinct structure-function decoupling pattern, and machine-learning models separated TRD from non-resistant depressio…
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TL;DR: A 2025 study in Nutrients found that a systematic review of adolescent diet and mental health found the clearest readout for whole dietary patterns, while single nutrients and supplement-style interventions looked less consistent. Key Findings 19 studie…
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