Persistent frontal forelocks with balding around it

What if it thins out, and it looks like the front part of the hair is forming an island? Not like noticeably, but just slightly looks like that when the light shines from the top and you take a picture? I don’t notice any unusual shedding, and I never find hairs on my pillow. I am blonde though, but I specifically bought dark black pillow cases for this and have been using them for about a...

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