date:Sep 18, 2019
d 20 times a minute, keeping our eyes fresh and hydrated.
But worrying new research suggests we only blink one to three times a minute when focused on a screen, which can lead to blurred vision, dry eyes and headaches from eye strain.
'Longer periods between blinking cause dry eyes, redness, a feeling of grittiness and blurred vision.
Dr Sabrina recommends following the 20-20-20 rule: every 20 minutes look away from the telly or computer and look at something at least 20 feet away for 20 seco