Basic Life Support in UK is a fundamental set of life-saving skills designed to help people respond effectively during medical emergencies such as cardiac arrest, choking, or breathing difficulties. Whether you are a professional first responder, a workplace safety officer, a volunteer, or a member of the public who wants to be prepared, understanding Basic Life Support (BLS) can make a life-or-death difference. This step-by-step guide explains what Basic Life Support involves, why it is so important in the UK context, and how first responders can confidently apply these techniques in real-life situations.