Sunning is a dangerous eye exercise which arose in the 1920s and gained popularity in the 1960s. The exercise involves the individual looking directly into the sun and the aim is to normalise vision. It is now known that exposing the eyes to the sunlight creates an increase risk of a number of eye disorders, the most dangerous of which is squamous cell carcinoma of the eye.

All content and media on the HealthEngine Blog is created and published online for informational purposes only. It is not intended to be a substitute for professional medical advice and should not be relied on as health or personal advice. Always seek the guidance of your doctor or other qualified health professional with any questions you may have regarding your health or a medical condition. Never disregard the advice of a medical professional, or delay in seeking it because of something you have read on this Website. If you think you may have a medical emergency, call your doctor, go to the nearest hospital emergency department, or call the emergency services immediately.