7. 如何预防皮肤压伤？

（1）可以选择宽边的口罩，局部压力会比较小；

（2）尽量选择系带式口罩，而不用耳挂式的，压力也会小一些；

（3）皮肤比较敏感的人使用前一定要阅读说明书，发现有容易导致皮肤过敏的成分要避免使用；

（4）戴口罩每2-3个小时以后，适度变换口罩佩戴的位置；

（5）在经常受压的部位，如鼻部、面颊、耳廓后面，提前使用一些预防性的材料减轻压力。

 

7. How to prevent facial bruising caused by wearing masks?

(1) Wear masks with wide border as they have reduced pressure on the face;

(2) Choose tie-on masks instead of masks with ear loops as the former is less tight;

(3) Users with sensitive skin should read the instructions carefully before use. Avoid wearing masks made of materials that may cause allergic reactions;

(4) Moderately adjust your mask after wearing for 2 to 3 hours;

(5) Use preventive materials to create a barrier between the mask and the frequently-pressed parts like nose, face and ears.