 It also emphasizes the importance of a combination of cardio and strength training for weight. Every meal includes plenty of water, about 8 to 12 glasses a day. Day 1, that's fruit day. Day 2 is vegetable day. Day 3, that's a combination day that includes fruits and vegetables. Day 4 is, believe it or not, banana and milk day. While day 5 is tomato and rice day.