Depressed mood is a symptom of some mood disorders such as major depressive disorder and dysthymia; it is a normal temporary reaction to life events, such as the loss of a loved one; and it is also a symptom of some physical diseases and a side effect of some drugs and medical treatments.

Depression is a state or mental health condition where there is extreme sadness, tension, or worry caused by a difficult, unpleasant situation. Identifying people with depression are, they will be manifesting certain symptoms. People with this condition develop symptoms like suicidal tendencies, repeated nightmares, anxiety, substance abuse, avoiding social life, sleeplessness, and negative thoughts about themselves and the world. In such cases, strong emotional support and good counseling will help them recover from depression. The treatment for this condition mainly lies in psychotherapy and counseling. Behavioral therapy and cognitive and exposure therapy also play a major role. In severe cases, medicines like antidepressants, and anti-anxiety drugs can be used. Strong emotional support helps in a quick recovery. This condition can be managed through regular exercise, yoga, and meditation.

Depression is a mood disorder that causes a persistent feeling of sadness and loss of interest and can interfere with your daily functioning.

The confounders for which we accounted were ethnicity, social deprivation, gender, age, and optimal BMI (18.5–25). An ordinal logistic regression model was also fitted with the outcome variable: frequency of depressive moods at follow-up from those participants taking part in the UK Biobank study (collected from 2016 to 2017).