Depression is classified as a mood disorder. It may be described as feelings of sadness, loss, or anger that interfere with a person’s everyday activities. According to the World Health Organization (WHO), depression is the most common illness worldwide. They estimate that globallly, as may as 350 million people are affected by the depression.
People experience depression in different ways. It may interfere with their daily work, resulting in lost time and lower productivity. It also can influence relationships and often causes some chronic health conditions.
reduced interest or pleasure in activities previously enjoyed, loss of sexual desire
unintentional weight loss (without dieting) or low appetite
insomnia (difficulty sleeping) or hypersomnia (excessive sleeping)
psychomotor agitation, for example, restlessness, pacing up and down
delayed psychomotor skills, for example, slowed movement and speech
fatigue or loss of energy
feelings of worthlessness or guilt
impaired ability to think, concentrate, or make decisions
recurrent thoughts of death or suicide, or attempt at suicide