over the last 6 months my sperm has gotten worse.it smells.like or similar to bleach.i am ashamed of going to the restroom if someone else is in there it smells so bad on me.my girlfriend smells hours later after sex.no real heath issues,43 yrs old.eat about the same.regular sex.semen is very clear and watery.i feel fine.it really smells bad.what might it be and who should i go see?please help.