心脏骤停怎么办？扭伤可以热敷吗？解锁常见急救技能

Core Insights - The article emphasizes the importance of learning first aid skills to save lives during emergencies, particularly on World First Aid Day, highlighting that 5 million people die from accidental injuries each year due to delayed first aid [1] Group 1: Emergency Situations - Cardiac arrest is identified as a critical emergency where immediate action is required, as irreversible brain damage can occur within 4 minutes if no help is provided [2] - The combination of cardiopulmonary resuscitation (CPR) and the use of an Automated External Defibrillator (AED) significantly increases survival rates for cardiac arrest victims [3] Group 2: First Aid Techniques - The Heimlich maneuver is recommended for conscious adults and children experiencing choking, with specific techniques outlined for different age groups [4] - For infants under one year, back blows and chest thrusts are advised instead of abdominal thrusts to avoid injury [4] Group 3: Common First Aid Myths - Misconceptions about first aid practices are addressed, such as the incorrect belief that sucking out snake venom is safe, which poses risks to the rescuer [7] - The article clarifies that applying heat to a sprain can worsen the condition, and cold compresses should be used instead within the first 24 hours [8]