a. frequency: 3 times a week
b. intensity: 130 heart beats/minute
c. durability: 30 minutes
Exercising according to the 333 rules above or more than it can help us burn calories 4~5 hours after the exercise and keep us fit. Nowadays in most people’s busy lifestyles, this would be the most efficient way to lose weight and improve healthy condition. If we can follow 333 theory and go with good eating habits, (60% breakfast, 20% lunch, 20% dinner, no food after 8 pm.), then health and good shape will always be with us.