Depression is a major problem worldwide. It has afflicted millions of people, and can lead to various other problems. At its worst, it can even lead to suicide.
Around the world, according to the World Health Organization, over 300 million people have been diagnosed with depression. It is a leading cause of suicide cases, which number 800,000 annually.
It is caused by a variety of factors such as low self-esteem, social anxiety physical and mental abuse, and substance addiction.