For extra info on psychological well being or #YaleMedicine, go to: https://www.yalemedicine.org/conditions/topics/mental-health. source #stress Anti-Depressents BIOLOGY brain Depressed depression doctor Gerard Senacora John Krystal ketamine MEDICINE neurobiology neurotransmitters phsychiartry physician psychiatrist Rachel Katz Treatments Yale yale medicine yale new haven health yale new haven hospital Yale School of Medicine