How To Guides … Please find below useful ‘How To …’ videos and documents to help you subscribe and navigate the Cardiac Lauren website. This video will show you how to get your Free 14 Day Trial and why your payment details are required when signing up. This video will show you how to Log into the Cardiac Lauren website. This video shows you how to log in via one of the exercise class options. If you would like to see how to view the classes in the order that they are released watch this short video.