14 citations
,
  February 2018   in “Psychoneuroendocrinology”    Mice lacking steroid 5α-reductase 2 show less aggression and better impulse control.  
               18 citations
,
  August 2011   in “Medical Hypotheses”    Physical inactivity is a primary cause of many human illnesses.  
     
           3 citations
,
  August 2016   in “Behavioural Brain Research”    Finasteride given to baby rats reduces dopamine release and increases alcohol consumption in adult males.  
     
           12 citations
,
  June 2019   in “Psychoneuroendocrinology”    Allopregnanolone is needed for certain brain processing issues caused by D1 dopamine receptor activation.  
     
           14 citations
,
  October 2016   in “Psychoneuroendocrinology”    Finasteride affects brain processes related to neurotransmission and metabolism, potentially helping with neuropsychiatric conditions.