FilterCopy Vital | Youth Wellness on Instagram: "Sexually transmitted infections (STIs) are more common than you think — and often go unnoticed until they cause serious health problems. Here are 5 common STIs everyone should know about: 1️⃣ Chlamydia – Often silent but can cause infertility if untreated. 2️⃣ Gonorrhea – May cause painful urination and unusual discharge. 3️⃣ Syphilis – Starts with sores but can damage organs if ignored. 4️⃣ Human Papillomavirus (HPV) – Linked to genital warts and