Health authorities like the WHO consistently recommend a "Water, Sanitation, and Hygiene" (WASH) approach for cholera prevention. The core advice is to use safe water (by boiling or chlorinating), practice thorough handwashing with soap at critical times, use proper sanitation facilities, and cook food thoroughly.
At home, families can implement this by treating all household water with a certified chlorine product, setting up a simple "tippy-tap" handwashing station, and ensuring food is well-cooked and not re-contaminated after cooking. A key update in recent guidance is the strategic use of Oral Cholera Vaccines (OCV). While not a replacement for clean water and sanitation, vaccines are now a standard tool used preemptively in high-risk areas and reactively during outbreaks to create herd immunity and slow transmission, representing a significant shift in outbreak control strategy.