The American Heart Association (AHA) strongly promotes knowledge and proficiency in Basic Life Saving (BLS,) and has developed instructional materials for this purpose. Use of these materials in an educational course does not represent course sponsorship by the AHA, and any fees charged for such a course do not represent income to the Association. The American Heart Association Logo is a registered trademark of the American Heart Association. Kansas City First Aid is an Authorized Training Site of the American Heart Association.