First aid should be used any time there is an illness, injury, or emergency situation that requires treatment and emergency personnel have not arrived. In some cases, the situation and resulting first aid may be minor - some antibiotic ointment and a bandage for a small cut, for example. In other cases, it may be an emergency that could save a life, such as performing CPR. You should only administer first aid in more serious cases if you are trained to do so.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.