If you have eight or more of the following conditions, according to Institute of Optimum Nutrition's Patrick Holford, it's very likely that your blood sugar is fluctuating quite markedly during the during the day and making you prone to cravings and mood swings, and creating difficulties with weight loss.
You are rarely wide awake within 20 minutes of rising.
You really need tea, coffee, or a cigarette to get you going in the morning.
You really love sweet foods.
You crave bread, cereal, popcorn or pasta.
You feel you "need" an alcoholic drink on most days.
You are overweight and unable to shift the extra kilos.
You often have energy slumps during the day or after meals.
You often have mood swings or difficulty concentrating.
You get dizzy or irritable if you go six hours without food.
You often find you overact to stress.
You often get irritable, angry or aggressive unexpectedly.
Your energy level is less now than it used to be.
You've lied sometimes about how much sweet food you have eaten.
At one point or another you've kept a supply of sweet food close to hand.
You feel you could never give up bread.