Hello,
These can be symptoms of depression. Depression symptoms include feeling low all the time, loss of interest in previous pleasurable activity, crying spells, feeling lonely, difficulty in concentration, sleep disturbance, low in energy, tiredness, loss of confidence, hopeless, helpless, worthless feeling and sometime even suicidal ideas persistently over a period of time. Few of them or all can be present at a time. Dengue can act as a precipitating i.e. stress factor for causing these symptoms. Depending on the severity your treatment will be decided. Symptoms worsens with time so its advisable to take help from mental health professionals as early as possible.
Next Steps
Contact nearby psychiatric clinic or you can consult me.
Health Tips
Make sure you are not alone try to be with someone close to you, share your thoughts, sleep for adequate time, have healthy meals on time, involve in activities you used to enjoy earlier.