Yes, but you could always keep a diary log on your phone or tablet, it's much easier and faster, along with counting calories, remembering what your goal is.
It would take a week or seven days because one pound is about 3,500 calories and 500x7 is 3,500. Hope that helps :)
Hi,
I believe it would be B, <span>Donald and Ignacio are likely to experience reduced feelings of prejudice.
~Elisabeth</span>