hi i am a female with age of 29 ,weight 63kg,height 165 that have a tow brown little spot on my cheek i use some cream such as bioscreen but no effect,i dont know how should i do? i dont know how dose it happen,it appear gradualy in my cheeks ,it happend since 2 years ago,i use sunscreen every day,but i use computer a lot,its not appear after scar or pimple,and my skin is not dry and is not oily.please help me.