Um.. Help.

So this is very embarrassing but I am unable to get horny anymore. Im not gonna reveal my age but I am 13-16. Now I usually would be able to get myself turned on by touching myself and be able to get wet quickly. But lately, Its drier then the sahara desert down there. This isnt normal for me and Im kind of concerned, l've tried porn, but that doesnt work for me either. Help please ❤️‍🩹