This article provides an easy method for EMTs and paramedics in identifying and categorizing the types of shock in emergency medical situations. The method is called 'FLASH' and stands for F - hypovolemic shock, L - distributive or neurogenic shock, A - anaphylactic shock, S - septic shock, H - cardiogenic shock. This mnemonic device helps EMS professionals quickly recognize and respond to different types of shock, ensuring faster and more effective treatment and care for patients in need.