Mental Health DailyResearch. Evidence. Perspective.Published research on PHQ-9.
In a survey of 246 Saudi women on adjuvant breast cancer treatment, 54% screened positive for depression and 50% for anxiety; chemotherapy was linked to scores about 9.5 points higher.
Read articleIn 7,952 US adults from NHANES 2017-2023, depression was linked to 61% higher odds of a gallstone diagnosis and severe depression to 2.4 times the odds, but the link weakened and lost signif…
Read articleIn 4,945 U.S. adults with asthma, depressive symptoms were linked to about 10 fewer months of survival over 15 years and a 41% higher adjusted death risk. Lower income accounted for about a …
Read articleSleep difficulties and tiredness were among the main symptoms linking depression and PTSD in a 2026 survey of 6,240 Chinese firefighters. Women reported somewhat higher scores for both condi…
Read articleAlmost no research has measured suicide risk in Black men with diabetes, and none has looked at Black gay, bisexual and other sexual minority men with diabetes, according to a 2026 review. T…
Read articleAdults with inborn errors of immunity, also called primary immunodeficiency, who cut back social contact to avoid infections reported more depression and anxiety symptoms. A 2026 German clin…
Read articlePTSD symptom scores fell by about half among 94 US servicemembers who completed a 4-week program of EEG-guided magnetic brain stimulation, according to a 2026 chart review. The program had n…
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