The term fasting literally means ?to go without food? and the popular concept of a fast is to starve for a set period of time and drink only water. This is technically a water-fast and it is one of the most difficult ways to detox. Far more popular today is the juice fast which enables you to continue drinking a range of fruit and vegetable juices while you fast.Juice is preferable to water when fasting for a number of reasons, for example juice is much more easily digested and absorbed than wat…