three years ago i began experiencing a yeast infection on the shaft of my penis. Each morning i wake up i will have a yeasty-like substance on my penis head. I've tried prescribed meds as well as over the counter. It will go awy three/four days then re-appear. During the times of treatment my wife and uses condoms. I've been tested for STD's and My wife! NOTHING! Not that i expected anything. I was check for penile cancer and diabetes! NOTHING! It's very irratating and cause my skin to be come extra sensitive during sex! WHAT CAN I DO!!!!!!!!!!