Manual article review is required for this article
Manual article review is required for this article
The 2-Minute Rule for nails
The nail is frequently considered an impermeable barrier, but this is not true. In actual fact, it can be a lot more permeable compared to pores and skin,[fifteen] and the composition of the nail involves 7–12% drinking water. This permeability has implications for penetration by harmful and medicinal substances; especially cosmetics applied to t