Gently push back your cuticles after a warm shower.
洗完热水澡后,轻轻把指甲角质层往后推。
Biting your nails can damage the cuticle and let in bacteria.
咬指甲会损伤指甲角质层,让细菌趁机进入。
指甲角质层是覆盖并保护甲根的薄薄一层皮肤。医学术语称为 eponychium。