✨ Imagine my shock… When I learned that research shows strep doesn’t just cause sore throats — it can set off a whole cascade of problems. 🔹 Scarlet fever (Scarlatina): toxin-driven rash after Group A Strep. 🔹 Acute rheumatic fever → rheumatic heart disease: immune cross-reaction inflames the heart and damages valves. 🔹 Post-streptococcal reactive arthritis: painful, inflamed joints after strep. 🔹 PANDAS: strep-triggered OCD, tics, and anxiety in kids — but immune changes can echo into adult