As with other conditions a number of risk factors can increase the likelihood of developing the condition such as age, wearing contact lenses, looking at computer screens for a long time without a break, spending time in air conditioned, or heated environments.
Smoking or drinking alcohol can have an impact too.
As well as lifestyle habits, the natural environment can be influential as well.
If it is cold, windy, dusty, or dry a person is more likely to develop dry eyes.