Hello there, i m having a serious itch in my penis the last two days, i had my first sex 1 and half week ago, it was a protected sex , but i was ok all that time it just started 2 days ago, specially after i had masturbation and now it doesn t go away, when i urinate it increases more and if i squeeze my penis or hold it tight i can feel it itches more. i m 24 years old... please help