The 5:2 diet actually is extremely simple to explain. In five days You eat as you normally do and you don't need to think about limiting calories.
On the next two days, reduce the amount of calories you consume to one quarter of your daily requirements.
That's roughly 500 calories a each day for women as well as 600 calories for males.
There is no limit to the two days in your week you would like to spend insofar that there's at minimum one day that is not fasting within them.
Another method for making a schedule for the week is to go on a fast on Thursdays and Mondays. having two or three small meals. Then, eat as normal during the week.
It is important to remember it is important to remember that having a diet "normally" does not mean that you should eat everything.
If you're eating too much junk food, it's likely that you won't gain weight but you could even increase your weight.