Skip to main content

Clinical Research from Clinical Investigation Services

Call Today to Qualify

Open Hours

Monday – Friday 8 am to 5pm

What is Depression?

Depression is characterized by a sad mood that affects interpersonal relationships and is diagnosed by several symptoms that last for two weeks or more. It has been seen as a sign of weakness for many years, instead of as an illness that can be treated.

Why Should You Care?

  • Depression is a global problem
  • One episode of depression increases the risk for subsequent episodes in the future by 50%
  • Depression can lead to suicide

Causes / Risk Factors

  • Smoking
  • High Alcohol Consumption
  • Sedentary Lifestyle
  • Sleep Disturbance
  • Traumatic Events


  • Sadness
  • Low Interest in Previously Fun Activities
  • Weight Changes
  • Psychomotor Agitation/Retardation
  • Fatigue
  • Inappropriate Guilt
  • Problems Concentrating
  • Recurring Thoughts of Death


  • Depression can and should be treated aggressively through a combination of properly prescribed antidepressants and through regular meetings with a therapist in order to work out the underlying cause for depressive episodes.

* CIS does not provide medical advice, diagnosis, or treatment. The content is for informational purposes only. 


Dr. Eva Agaiby

President, Director of Clinical Trials & Regulatory Affairs

View Profile

Allen Banoub, MBA

Director of Marketing & Business Development

View Profile