Code Blue 4U, LLC. is one of the leading life safety training providers in Virginia offeringÂ CPR, AED, First Aid, BLS, ACLS and PALS courses for medical professionals as well as laypersons. All courses are taught as per the standards of the American Heart Association by certified and professional instructors. Classes are taught in a very relaxed and innovative environment using audio, video and multimedia. Other than classroom based training, onsite training is also provided at any place preferred by the learners. Online training is also available.