Five of the most common STDs in the US are chlamydia, gonorrhea, herpes, genital warts/HPV, and trichomoniasis. But in some circles, HIV and syphilis are more common.
gonorrhea herpes and syphilis
Five STDs are:
Hepatitis B and C
For a more comprehensive list of STDs, visit the Related Question.
Five types of Sexually Transmitted Diseases:
Trichomoniasis is the most common protozoan STD in the US. Aside from giardia, which is rarely sexually transmitted, it's the only protozoan STD.
Chlamydia is the most common bacterial STD in the US, and the most common reportable STD. You should know that not all STDs are reportable, so the CDC doesn't get direct reports about HPV or trichomonas.
STD are common in people who are sexually active... if you are sexually active at the age of 20 then you are high risk to have an STD.
Nope actually chlamydia and herpes are the more common stds.
The three most common types of Vaginitis are Bacterial, Yeast, Protazoan(Caused By STD's)
Actually, the most common (or frequent) word in the world is: No
The most common bean in the world is the common bean(Phaseolus vulgaris).
Well I don't know if this was THE most common but one was STD's because there were so many prostitutes following the camps.
Goats and sheep are the most common livestock in the world.