Lifeguards are trained professionals responsible for ensuring the safety of individuals at swimming pools, beaches, and other aquatic environments. They monitor swimmers, enforce safety rules, and provide assistance in emergencies. Lifeguards are often certified in first aid, CPR, and water rescue techniques. In addition to their rescue duties, lifeguards also educate the public about water safety and drowning prevention. They may work in teams and use equipment like rescue tubes and flotation devices. Their role is crucial in preventing accidents and responding quickly to emergencies, making them vital to safe recreational water activities.