Frontier mental health research: psychedelics & drug studies

Each month our editorial team sifts through hundreds of papers and curates notable findings—for practitioners and informed readers who want to stay current with the evidence. Subscribe to the monthly Research Digest for expert analysis and concise summaries of key papers.

2 papers

Longitudinal evidence that fatherhood decreases testosterone in human males

Lee T. Gettler, Thomas W. McDade, Alan B. Feranil, Christopher W. Kuzawa

Postpartum depression can affect fathers too. Research summarized in this article says about 10% of men experience clinical paternal postpartum depression, often during pregnancy or in the first year after birth (with the highest risk in the first 3–6 months). The article lists common symptoms, risk factors like a partner’s…

Evolutionary Psychology and Human Behavior Neuroendocrine regulation and behavior Reproductive Health and Technologies

Sleep disturbance, circadian preference and symptoms of adult attention deficit hyperactivity disorder (ADHD)

Bogdan Voinescu, Aurora Szentágotai, Daniel David
Journal of Neural Transmission Summary & key facts 2012 88 citations

The researchers surveyed more than 550 adults in Romania with self-report questionnaires to study links between ADHD symptoms, sleep problems, and morning/evening preference. They found that people with probable ADHD more often had insomnia-type sleep problems (over 50%), slept less, took longer to fall asleep, and woke up more at…

Attention Deficit Hyperactivity Disorder Sleep and related disorders Sleep and Wakefulness Research
Summaries and links are for general information and education only. They are not a substitute for reading the original publication or for professional medical, legal, or other advice. Always refer to the linked source for the full study.