Not sure why the downvotes except maybe not sourcing it. What you are saying is 100% right in my experience and watching others. Cut 500 calories per day and

Not sure why the downvotes except maybe not sourcing it. What you are saying is 100% right in my experience and watching others. Cut 500 calories per day and you lose a pound per week and that can be maintained. Those poor people were losing a pound per DAY which there is no way you can maintain that lifestyle. You aren't teaching habits for life with that kind of diet, you are teaching how to crash and burn.