Difference between Depression and Anxiety

What is the difference between depression and anxiety?
 
These two problems are very troublesome and are derived from the neuronal dysregulation ... of neurotransmitters.

The two problems have their origin in thoughts. Depression refers to the past, and anxiety is linked to the future.

Among the most important neurotransmitters are serotonin, adrenaline and dopamine.
Typically, depressive symptoms and anxiety symptoms are associated with a low rate of dopamine. Anxiety generates a large amount of epinephrine, whereas depression has such a characteristic not directly depressed because it usually turns out to develop into a state of anxiety.