A cataract is loss of clarity or increase in opacity of the natural lens of the eye causing vision problems.


  • Old age
  • Ultraviolet light
  • Radiation
  • Trauma or injury
  • Genital defects
  • Heredity
  • Certain medications
  • Certain disease like diabetes, hypertension etc.


  • Blurred vision
  • Frequent changes in eye glass prescription
  • Light sensitivity
  • Difficulty in distinguishing colors
  • Poor night vision
  • Double vision
  • Gradual whitening of the pupils

A mild cataract can be managed with a change of glasses but ultimately, surgery is the only way to cure it.