Fainting (or "passing out") is a temporary loss of consciousness that usually happens because not enough blood is going to the brain due to a drop in blood pressure. Blood pressure can drop from ...

This free, 125-page PDF about first aid in schools from First Aid for Life is a comprehensive guide tailored to UK ...

Fainting from a vasovagal response can be sudden ... If another person faints, you may need to call 9-1-1 and provide first aid: Make sure the person has an open airway and is breathing.