dry eye disease is one of the most common public health problems in the field of ophthalmology that causes decreased physical , psychological , social and occupational functioning , and interferes with daily activities like reading , driving , computer work and watching tv .
the effect of this disease on quality of life is similar to severe migraine and angina .
outbreaks are increasing with the use of contact lenses and refractive surgery such as lasik .
the purpose of this paper is to assess the causes of dry eye and its prevention by the principles of hygiene .
in this review study , traditional medicine resources like al canon fil tibb , sharh - al - al asbab and exir - e - azam have been studied with engine motors such as google scholar and pubmed .
from the perspective of iranian traditional medicine , the principles of maintaining health include air , food and drink , exercise and rest , sleep and wakefulness , mental state , retention of essential materials and depletion of wastes from the body .
proper performance of each principle is useful for the prevention of disease in different organs , including the eyes .
recommendations for the prevention or treatment of dry eye disease include the prevention of dryness in the eye or the entire body .
accordingly , one of the most effective managements of dry eye disease is avoiding foods that affect the eye in this way ; for example garlic and onion .
maintaining eye health is related to aspects of physical and mental health of the whole body .
therefore , codification of an integrated plan that contains eating and sleeping patterns , exercise , general clearing , eye clearing , and mental health is essential for treating dry eye disease .
 background : dry eye disease is one of the most common public health problems in the field of ophthalmology that causes decreased physical , psychological , social and occupational functioning , and interferes with daily activities like reading , driving , computer work and watching tv . 
 the effect of this disease on quality of life is similar to severe migraine and angina . 
 in addition , the severity of the disease is closely related to depression . 
 outbreaks are increasing with the use of contact lenses and refractive surgery such as lasik . 
 the purpose of this paper is to assess the causes of dry eye and its prevention by the principles of hygiene.methods:in this review study , traditional medicine resources like al canon fil tibb , sharh - al - al asbab and exir - e - azam have been studied with engine motors such as google scholar and pubmed.results:from the perspective of iranian traditional medicine , the principles of maintaining health include air , food and drink , exercise and rest , sleep and wakefulness , mental state , retention of essential materials and depletion of wastes from the body . 
 proper performance of each principle is useful for the prevention of disease in different organs , including the eyes . 
 recommendations for the prevention or treatment of dry eye disease include the prevention of dryness in the eye or the entire body . 
 in addition , the stomach and brain are important to eye health . 
 accordingly , one of the most effective managements of dry eye disease is avoiding foods that affect the eye in this way ; for example garlic and onion.conclusion:maintaining eye health is related to aspects of physical and mental health of the whole body . 
 therefore , codification of an integrated plan that contains eating and sleeping patterns , exercise , general clearing , eye clearing , and mental health is essential for treating dry eye disease . 
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