• Introduction to Sexually Transmitted Diseases (STDs), including symptoms

• STD pictures

Common STDs

• Chlamydia
• Genital herpes
• Genital warts
• Gonorrhea
• Hepatitis A, hepatitis B, hepatitis C
• Syphilis

STD Statistics

• STD statistics and STDs in the UK
• STD statistics for the USA
• STD statistics worldwide

For information on HIV/AIDS, see our transmission & testing section and our HIV & AIDS treatment section.