First aid is the immediate help given to someone who is ill or injured. A first aider gives this immediate help to the casualty, while making sure that the casualty and those around them are safe. The primary roles of a first aider are:

• Assess the situation: Quickly and calmly assess the situation to determine the nature and severity of the injury or illness.

• Protect yourself and others: Ensure that you and the casualty are safe from further harm.

• Treat the casualty: Provide immediate lifesaving care before the arrival of further medical help. This could include performing basic first aid procedures such as placing an unconscious casualty into the recovery position, performing cardiopulmonary resuscitation (CPR), using an automated external defibrillator (AED), stopping bleeding using pressure and elevation, and keeping a fractured limb still.

• Arrange help: Call for emergency medical services if necessary, and ensure that the casualty receives appropriate medical attention.

In addition to these primary roles, a first aider has various responsibilities when dealing with an emergency situation. These include:

• Preserve life: The primary aim of first aid is the preservation of life. A first aiders overall priority should be to preserve life.

• Prevent deterioration: The second fundamental duty of a first aider is to halt any worsening of the patients condition.

• Promote recovery: Other aims of first aid include preventing the worsening of the patients condition and promoting recovery.

The responsibilities of a first aider can vary depending on the situation and the setting. For example, workplace first aiders have specific responsibilities under the Health and Safety (First Aid) Regulations 1981, which require employers to provide adequate and appropriate first aid equipment, facilities, and appropriately trained ...