Talk to Dermatologist on Skin Problem

Asalam o Alikum Sir meri Shadi ko 3 year ho gye or shadi k 1 sal bad se meri skin black honye lag gi hai Pakistan Air force main job krta hn office work krta hn AC main Sara din lekin skin black ho gi hands ki finger k joint par black neshan ban gye hai or paon ki fingers par b same asy hai creem b face par use ki par color Dell hi hai jb main office se leave gar jata hn wife se mlta hn to us doran or skin black ho jati hai or finger k joint b zada kharb ho jty hain jb leave guzra k wapis job py a jta hn to skin kuch had tk thek ho jati hai plz is ka hal bta dyen kuch.