Seasonal Affective Disorder
Conditions
Keywords
Seasonal Affective Disorder, Major Depressive Disorder, Depression, Winter Blues
Brief summary
The investigators are looking for volunteers who have a history of Major Depressive Disorder, the Winter Blues, or Seasonal Affective Disorder or healthy volunteers who do not have a history of these disorders for a research study on genetics.
Detailed description
The investigators are looking for volunteers who have a history of Major Depressive Disorder, the Winter Blues, or Seasonal Affective Disorder or healthy volunteers who do not have a history of these disorders for a research study on genetics. Participation involves one 2-3 hour visit involving two diagnostic interviews, DNA collection, and questionnaires.
Interventions
None listed
Sponsors
University of Pittsburgh
Study design
Observational model
CASE_CONTROL
Time perspective
CROSS_SECTIONAL
Eligibility
Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
Yes
Inclusion criteria
* SAD or MDD * healthy control
Exclusion criteria
* drug or alcohol dependence * Bipolar Disorder
Countries
United States
Outcome results
None listed