The e-book titled "The #2 Laughter Yoga Card Deck: Seniors Pack" is meant for the senior people to read instructions and practice Laughter Yoga exercises anytime, anywhere. Authored by Sebastien Gendry, the book has 16 exercise cards that provide detailed instructions. This is an electronic product also can make you a laughter yoga instructor by helping you remember what to say and what to do in each laughter session.