![Isolated and stressed zebrafish as a model for major depression isolated-stressed-zebrafish-model-depression](https://www.noldus.com/static/images/core-blog/isolated-stressed-zebrafish-model-depression.jpg)
Isolated and stressed zebrafish as a model for major depression
Depression: a fifth (!) of us cope with it, making it the most prevalent psychiatric disorder. Prof. Gerlai recently investigated the interaction between mild stress and developmental isolation in zebrafish models.
![Understanding adolescent emotions understanding-adolescent-emotions](https://www.noldus.com/static/images/core-blog/understanding-adolescent-emotions.jpg)
Understanding adolescent emotions
How are adolescents’ emotions socialized by mothers and close friends? A recent study focuses on dealing with depression in adolescence.
![Zinc deficiency, depression and electrical signals in the brain zinc-deficiency-depression](https://www.noldus.com/static/images/core-blog/zinc-deficiency-depression.jpg)
Zinc deficiency, depression and electrical signals in the brain
Depression has a dramatic effect on quality of life because it results in a persistent low mood that is accompanied by a low self-esteem and a loss of interest in things that give pleasure.