We would like to think that our eyes stay completely closed while asleep but many times the eyelids are slightly opened during sleep.
Does sleeping with a fan on cause dry eyes.
Now if the eyes do not close.
Sleep advisor says a fan can dry out skin and eyes and even cause stiff achy muscles although horovitz said the latter can more often be caused by air conditioning.
The experts say most people.
For others it can keep them awake trigger asthma attacks or dry out their eyes.
The most common scenario is during sleep.
If you re in a hot or closed off room the thought of sleeping without one can be unbearable.
There are some other annoying side effects to leaving a fan on as well like the fact that the dry air can cause dry skin and even dry.
Unless you have serious allergies you ll most likely be okay.
As we know that if you do not have the necessary balance of these three layers in your eyes or if your eyes do not make enough tears to coat the eye you may have a condition which is known as dry eye.
This is because as the fan circulates it dries the air.
As long as the eyelids close completely no lagophthalmos they are a formidable barrier to evaporation desiccation of the tear film.
This by itself can cause dryness redness and irritation upon awakening but it is made much worse by the wind created from a ceiling fan over your bed.