keto blast to minutes and you should do it about 3 periods per A week. . the crunches: Do they execute or not? The response is it depends, as you cannot tone your stomach without an overall change diet strategy strategy strategy and work out. You can't keep the fill you've gained in one region of your entire human body and still anticipate to get a six program. This does not mean that the abs should not be worked well out at all as there are muscles in the stomach which need to be worked well on.