Everything about STDs and STIs - symptoms, transmission, testing, treatment and prevention - in plain language, backed by CDC and WHO sources.
Deep hubs for the infections people ask about most.
Three different viruses with different routes: hepatitis A is fecal-oral, hepatitis B and C spread through blood and sex. Vaccines, testing, and cure.
Transmission, window periods, modern treatment, U=U, and the difference between HIV and AIDS.
The most commonly reported bacterial STI: silent in most people, easy to test for, and curable.
Rising antibiotic resistance, throat and rectal infections, and why retesting matters after treatment.
Stages, the painless chancre people miss, congenital syphilis, and why penicillin still cures it.
A curable parasitic STI that often has no symptoms and can raise HIV acquisition risk.
Cross-cutting questions about testing, symptoms, treatment and prevention.
Definitions, terminology, and how sexually transmitted infections actually work.
Transmission routes decoded: which infections pass through which activities — with honest risk levels.
Pillar guides for every major sexually transmitted infection.
What STIs feel and look like, from earliest signs to symptoms people miss.
Where to get tested, what panels include, window periods, accuracy, and real-world pricing.
Curable vs manageable infections, medications, timing, and partner care.
Vaccines, condoms, PrEP, and the hygiene myths that do nothing.
Untreated infection consequences: infertility, cancer links, HIV cofactors.
Prevalence data and severity rankings from CDC and WHO surveillance.
Disclosure, dormant infections, reinfection cycles, and moving on after diagnosis.
STI effects on conception, pregnancy, delivery, and breastfeeding.
The questions readers open first.