Ключевые слова: accident, aid, assistance, certified, class, course, cpr, cpr training, crowd, dummy, emergency, emergency training, event, first, first aid, group, health, health care, healthy, heart attack, heart failure, help, human, indoors, knowledge, learn, life, lifeline, lifestyle, medical, people, person, prevention, resuscitation, save, saving life, seminar, teach, training, training course, treat, treatment, wellbeing, wellness,