First try getting three well-balanced meals a day, and plenty of exercise (with your doctor's approval). If that doesn't work, you should consider seeing a specialist who knows how to diagnose the various forms of depression and treat them properly.
Yes, A person can become so stressed that they are depressed
No
no
From not being understood it is possible to be depressed, aggrieved, sad, but not possible to be clinically depressed (medically ill).
will become depressed
Absolutely, anyone can become depressed.
Yes, horses have almost similar emotions as humans. They can feel joy, jealousy, anger, happiness, unhappiness, depressed and excited.
No they will tell you what to do in order to become happy, or what medicine to take. Many people are depressed and you are not an odd one out.
I dont think so cuz they depressed so the might not foucs on pactice being so depressed or something like that.
Bella would have killed her self or become really depressed
Unknown. Humans are unable to read and understand the emotions of animal.
yes they need a companian or they can become depressed.