What Is Seasonal Affective Disorder ?

What Is Seasonal Affective Disorder ?

Seasonal affective disorder (SAD) is a type of depression associated with changes in seasons: SAD begins and ends around the same time each year. If you notice a major shift in your mood and behavior … Read more

What Is Catatonia?

What Is Catatonia?

Catatonia is a complex neuropsychiatric syndrome characterized by a range of motor abnormalities and behavioral disturbances. The term has been in use since it was first introduced by German psychiatrist Karl Kahlbaum in 1874. Since … Read more