The lifestyle that you do not even pay attention to maybe kill your eyesight: 1 . UV damage can occur from the age of nine, and even ON annual summer or winter holidays exacerbate the damage. 2 . Extended screen duration can greatly increase dry eyes and is thought to cause subsequent cases of myopia in children and adults. 3 . The deadly effects of smoking throughout our lives are widely understood. 4 . Malnutrition may not be strongly linked to deteriorating eye health as it is associated with conditions such as heart disease and osteoporosis.