Itching. Burning. Odor. Sounds like the signs of a sexually transmitted disease or STD. However, you might be surprised to learn not all STDs come with a heads-up. STDs carry a lot of unwarranted stigmas. They are more common than you might think. According to the Centers for Disease Control, one in five Americans have an STD. If you are sexually active, you should be tested for STDs at least once a year. STD screens ...