1, congenital eyelash shedding? This is a congenital hair follicle loss.

2. Surgery or medical treatment leads to rare eyelashes? Treatment often leads to eyelash hair follicle damage? Causing eyelashes to fall off.

3, plucking can also lead to rare eyelashes.

4. Physical injury facial injury leads to eyelash hair follicle damage? For example, car accidents, chemical and thermal burns, and wearing false eyelashes for a long time can also lead to rare eyelashes.