Not really an issue if you exercise enough to burn it off as glycogen. Carbs, though, truly are the major source of excess body fat. Eat lots of carbs and you'll never have 6-pack abs regardless of how many crunches or hanging leg raises you do.
“Not really an issue if you exercise enough to burn it off as glycogen.”
That betrays a lack of understanding of metabolic syndrome and diabetes. Any person who is experiencing metabolic syndrome and diabetes cannot exercise enough to prevent progressive weight gain and increasing levels of blood sugar. Among this series of videos you will find a medical doctor who is a marathon sports competitor, medical researcher,sports medicine expert, suffered metabolic syndrome, and addresses the medical problem with ketogenic diet. The cause of this inability to burn fat is the elevated insulin levels which are caused in turn by the elevated levels of blood glucose.