Sun exposure, particularly during acations, was also associated with the number of moles of all sizes, and light hair color was correlated with the number of moles smaller than 2 millimeters.

• 日光爆晒、尤其是假期中的日光浴，也和各种大小的痣的数目有关。发色浅与小于2毫米的痣的数量有关。