few months i lost interest to sex due to fears on std,i no feel to sex bt i want to,i dnt feel anything while watching porns but i my penis get erection .i gain faster erection while romancing..am so worried,just mere thinkin of sex i gain erection before but nw i dn't or less i hav to romance..could this be an effect of masturbation cos i do masturbate or fear,am worried,pls i need ur advice pls