Are darkened elbows a cause for concern? Here's what it means

Dark elbows occur because the skin in this area develops into a thicker dry texture, which experiences increased friction. The skin develops a rough appearance with gray or brown discoloration, when it accumulates dead skin cells, while receiving insufficient moisture and sun protection

Are darkened elbows a cause for concern? Here's what it means
Dark elbows occur because the skin in this area develops into a thicker dry texture, which experiences increased friction. The skin develops a rough appearance with gray or brown discoloration, when it accumulates dead skin cells, while receiving insufficient moisture and sun protection