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Sexually transmitted infections summary

Sexually transmitted infections (STIs) are bacterial, viral or fungal infections that are spread by having sex - including vaginal, anal and oral sex. Examples include chlamydia, gonorrhoea and genital warts.

Sexually transmitted infections

What’s the difference between an STI and an STD? STI questions answered
Can you get an STI without having sex? STI myths and facts
What is chancroid?
Safer sex: How to prevent STIs
Gonorrhea
What should I do if I think I've got an STI?
Syphilis
Sex activities and risk
What infections can I catch through oral sex?
How soon do STI symptoms appear?
Pelvic inflammatory disease
Sexually transmitted infections (STIs)
Pubic lice (crabs)
Genital Warts
STI symptoms that need checking
Sexual health FAQs
Can oral sex give you cancer?

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