What protection are the eyelashes to eyes?

Eyelashes and other animals are not exactly the same. Xi Yi "eyelashes" unusual, was a row of neatly outside and out of scale. Many people believe that: a long, dense, black eyelashes looked beautiful. However, the physiological functions of eyelashes is not the increase in the human body.

The human eye lashes, on the face of 100 to 150, under the face of about 5 to 75. It is about 6 to 12 mm. In general, childhood long eyelashes, bending, good-looking. Eyelashes are up-to-date, and its average life expectancy of only 3 to 5 months. After about 1 week off to grow new eyelashes, after 10 weeks in length to achieve the best.

Eye lashes can be protective. It is the eyes of a "cord", to cover both eyes to avoid bright lights, but also to prevent people from falling into the dust inside the eye. Camel's long eyelashes, up to 10 cm. This is not, it will be difficult to stop the desert light of the turmoil and injuries.

If the eye lashes to the direction of the growth will reach the eye, causing tears, pain, in the course of time can lead to vision loss. Trichiasis often caused by a variety of eye disease. Trichiasis have to be aggressive treatment. Prevention is the main attention to the use of trichiasis eye health, to prevent eye disease.